![descaling pumps and chemicals from Kamco](images/BANNERS/power-flushing-no-text-tabtop.jpg)
![descaling pumps and chemicals from Kamco](images/BANNERS/power-flushing-no-text-mobile.jpg)
IMPORTANT INFORMATION
This step by step guide covers the basics of a power flush. For advice on specific problems or situations refer to the POWER FLUSHING SUPPORT section of our web site, or call Kamco on 01727 875020. 1 WHAT'S IN THE BOX
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/desktop/1.png)
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/retina/1.png)
- 1. CLEARFLOW PUMP
- 2. FLOW AND RETURN HOSE (2x 5m)
- 3. DUMP HOSE (8m)
- 4. WATER INLET HOSE (8m)
- 5. OVERFLOW HOSE (3m)
- 6. CIRCULATOR PUMP ADAPTER HOSES
- 7. KAMCO CHEMICAL STARTER PACK Also included: BSP Adapters (10 pack)
2 VALVES AND FLOW REVERSER
![Kamco Power Flushing Instructions pic 2](images/INSTRUCTIONS/desktop/2.png)
![Kamco Power Flushing Instructions pic 2](images/INSTRUCTIONS/retina/2.png)
- 1. WATER INLET VALVE
(location may vary) - 2. ISOLATION VALVES (2x)
- 3. FLOW REVERSER LEVER
- 4. HOLDING TANK ACCESS CAP
3 LOCATING THE CLEARFLOW PUMP
![Kamco Power Flushing Instructions pic 3](images/INSTRUCTIONS/desktop/3.png)
![Kamco Power Flushing Instructions pic 3](images/INSTRUCTIONS/retina/3.png)
- Locate close to supply of mains water
- Locate close to foul water waste drain
4 CONNECTING HOSES TO PUMP
![Kamco Power Flushing Instructions pic 4](images/INSTRUCTIONS/desktop/4.png)
![Kamco Power Flushing Instructions pic 4](images/INSTRUCTIONS/retina/4.png)
- Connect hoses firmly by hand
5 SEAL OFF VENTED SYSTEMS
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/desktop/5.png)
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/retina/5.png)
- Isolate mains water supply
- Isolate cold feed
- Fit temporary cap to expansion/vent pipe
6 ADJUST THERMOSTATIC VALVES
![Kamco Power Flushing Instructions pic 6](images/INSTRUCTIONS/desktop/6.png)
![Kamco Power Flushing Instructions pic 6](images/INSTRUCTIONS/retina/6.png)
- Set thermostatic radiator valves to maximum
- Remove thermostatic valve heads
- Close by-pass
- Close auto by-pass (if present )
7 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/desktop/7.png)
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/retina/7.png)
- Connect across flow and return pipes
after boiler has been removed
REPLACING THE BOILER
8 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/desktop/8.png)
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/retina/8.png)
- Connect to circulator pump connections using adapter hoses supplied
REMOVE CIRCULATOR PUMP
9 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/desktop/9.png)
![Kamco Power Flushing Instructions pic 1](images/INSTRUCTIONS/retina/9.png)
- Remove circulator pump head only
- Connect CP2 or circulator pump body
- Connect Clearflow Pump with hoses
supplied with CP2
CP2 CIRCULATOR PUMP ADAPTER
10 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 10](images/INSTRUCTIONS/desktop/10.png)
![Kamco Power Flushing Instructions pic 10](images/INSTRUCTIONS/retina/10.png)
- Remove a section of copper pipe
- Connect with push fit connectors
BREAK INTO COPPER PIPE
11 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 11](images/INSTRUCTIONS/desktop/11.png)
![Kamco Power Flushing Instructions pic 11](images/INSTRUCTIONS/retina/11.png)
- Connect Clearflow to radiator valve bodies
(not suitable for microbore systems)
REMOVE A RADIATOR
12 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 11](images/INSTRUCTIONS/desktop/11-1.png)
![Kamco Power Flushing Instructions pic 11](images/INSTRUCTIONS/retina/11-1.png)
- Tees and valves may be fitted to boiler tails for convenient connection in the future
CONNECT TO BOILER TAILS
13 METHODS FOR CONNECTION
![Kamco Power Flushing Instructions pic 11](images/INSTRUCTIONS/desktop/11-2.png)
![Kamco Power Flushing Instructions pic 11](images/INSTRUCTIONS/retina/11-2.png)
- Connect to pipework/isolation valves after removal of filter
REMOVE MAGNETIC FILTER
14 FASTER POWER FLUSHING
![Kamco Power Flushing Instructions pic 12](images/INSTRUCTIONS/desktop/12.png)
![Kamco Power Flushing Instructions pic 12](images/INSTRUCTIONS/retina/12.png)
- Quickly captures magnetic debris
- Speeds up flushing process
- Reduces water usage
- Customers can see what WAS in their system
Kamco CombiMAG
15 CONNECTING CombiMAG
![Kamco Power Flushing Instructions pic 13](images/INSTRUCTIONS/desktop/13.png)
![Kamco Power Flushing Instructions pic 13](images/INSTRUCTIONS/retina/13.png)
- Connect CombiMAG to system using
hoses and adapters supplied
with CombiMAG - CombiMAG may be connected along side Clearflow in a variety of locations
16 PREPARE CLEARFLOW PUMP
![Kamco Power Flushing Instructions pic 14](images/INSTRUCTIONS/desktop/14.png)
![Kamco Power Flushing Instructions pic 14](images/INSTRUCTIONS/retina/14.png)
- Open water inlet valve
- Allow holding tank to fill to half way
- Close water inlet valve
- Set both isolation valves to downward "circulate" position
17 POWER FLUSHING BEGINS
![Kamco Power Flushing Instructions pic 15](images/INSTRUCTIONS/desktop/15.png)
![Kamco Power Flushing Instructions pic 15](images/INSTRUCTIONS/retina/15.png)
- System is wide open
- Activate main power switch on top of the motor housing
18 REVERSE DIRECTION OF FLOW
![Kamco Power Flushing Instructions pic 16](images/INSTRUCTIONS/desktop/16.png)
![Kamco Power Flushing Instructions pic 16](images/INSTRUCTIONS/retina/16.png)
- Rotate flow reversal lever through 90°
from left to right - System is wide open.
19 SET VALVES TO DUMP
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/desktop/17.png)
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/retina/17.png)
- Isolation valve to the opposite side of flow direction is set upwards to "dump"
- Water inlet valve is balanced to maintain water level in the holding tank
20 DUMP RADIATORS & CYLINDER*
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/desktop/18.png)
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/retina/18.png)
- System is wide open
- Dump to foul water waste drain *If cylinder is present
21 DUMP UNTIL WATER CLEARS
![Kamco Power Flushing Instructions pic 19](images/INSTRUCTIONS/desktop/19.png)
![Kamco Power Flushing Instructions pic 19](images/INSTRUCTIONS/retina/19.png)
- System is wide open
22 SET VALVES TO CIRCULATE
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/desktop/20.png)
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/retina/20.png)
- Ensure water inlet valve is closed
- Reset isolation valve to downward position
23 ADD POWER FLUSH FX2
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/desktop/21.png)
![Kamco Power Flushing Instructions pic 5](images/INSTRUCTIONS/retina/21.png)
- KAMCO recommends Power Flush FX2
- Max power, no need to pre-treat
- Add FX2 to holding tank via access cap
24 CIRCULATE FX2
![Kamco Power Flushing Instructions pic 22](images/INSTRUCTIONS/desktop/22.png)
![Kamco Power Flushing Instructions pic 22](images/INSTRUCTIONS/retina/22.png)
- Circulate FX2 throughout system
- Turn on boiler, heat system to 50°C
- Turn off boiler
- Reverse flow regularly
25 ISOLATE RADIATORS
![Kamco Power Flushing Instructions pic 23](images/INSTRUCTIONS/desktop/23.png)
![Kamco Power Flushing Instructions pic 23](images/INSTRUCTIONS/retina/23.png)
- Circulate FX2 through cylinder coil only*
- Reverse flow regularly *if cylinder is present
26 OPEN RADIATOR 1
![Kamco Power Flushing Instructions pic 24](images/INSTRUCTIONS/desktop/24.png)
![Kamco Power Flushing Instructions pic 24](images/INSTRUCTIONS/retina/24.png)
- Isolate cylinder
- Open radiator 1
- Circulate FX2 through radiator 1 only
- Reverse flow regularly
27 OPEN RADIATOR 2
![Kamco Power Flushing Instructions pic 25](images/INSTRUCTIONS/desktop/25.png)
![Kamco Power Flushing Instructions pic 25](images/INSTRUCTIONS/retina/25.png)
- Close radiator 1
- Open radiator 2
- Circulate FX2 through radiator 2 only
- Reverse flow regularly
- Repeat this process with all the remaining radiators on the system
28 SET VALVES TO DUMP
![Kamco Power Flushing Instructions pic 26](images/INSTRUCTIONS/desktop/26.png)
![Kamco Power Flushing Instructions pic 26](images/INSTRUCTIONS/retina/26.png)
- Isolation valve to the opposite side of flow direction is set upwards to "dump"
- Water inlet valve is balanced to maintain water level in the holding tank
29 DUMP RADIATORS
![Kamco Power Flushing Instructions pic 27](images/INSTRUCTIONS/desktop/27.png)
![Kamco Power Flushing Instructions pic 27](images/INSTRUCTIONS/retina/27.png)
- Dump radiators individually and in reverse order
- Dump until water runs clear
- Repeat step on all radiators on the system
30 DUMP CYLINDER
![Kamco Power Flushing Instructions pic 28](images/INSTRUCTIONS/desktop/28.png)
![Kamco Power Flushing Instructions pic 28](images/INSTRUCTIONS/retina/28.png)
- If no cylinder is present, go to next step
31 SET VALVES TO CIRCULATE
![Kamco Power Flushing Instructions pic 29](images/INSTRUCTIONS/desktop/29.png)
![Kamco Power Flushing Instructions pic 29](images/INSTRUCTIONS/retina/29.png)
- Ensure water inlet valve is closed
- Reset isolation valve to downward position
32 ADD NEUTRALISING CRYSTALS
![Kamco Power Flushing Instructions pic 30](images/INSTRUCTIONS/desktop/30.png)
![Kamco Power Flushing Instructions pic 30](images/INSTRUCTIONS/retina/30.png)
- Open system
- Circulate neutralising crystals
- Reverse flow regularly
33 SET VALVES TO DUMP
![Kamco Power Flushing Instructions pic 31](images/INSTRUCTIONS/desktop/31.png)
![Kamco Power Flushing Instructions pic 31](images/INSTRUCTIONS/retina/31.png)
- Isolation valve to the opposite side of flow direction is set upwards to "dump"
- Water inlet valve is balanced to maintain water level in the holding tank
34 DUMP NEUTRALISED WATER
![Kamco Power Flushing Instructions pic 32](images/INSTRUCTIONS/desktop/32.png)
![Kamco Power Flushing Instructions pic 32](images/INSTRUCTIONS/retina/32.png)
- System is wide open
35 DUMP SYSTEM
![Kamco Power Flushing Instructions pic 33](images/INSTRUCTIONS/desktop/33.png)
![Kamco Power Flushing Instructions pic 33](images/INSTRUCTIONS/retina/33.png)
- Dump until water runs clear
36 TEST DUMP WATER
![Kamco Power Flushing Instructions pic 34](images/INSTRUCTIONS/desktop/34.png)
![Kamco Power Flushing Instructions pic 34](images/INSTRUCTIONS/retina/34.png)
- When dumped water runs clear test it to be sure
- Test with Turbidity Tube and TDS Meter
- If Power Flush FX2 chemical has been used,then test with pH Paper or pH Meter as well.
37 TEST FOR CONTAMINANTS
![Kamco Power Flushing Instructions pic 35](images/INSTRUCTIONS/desktop/35.png)
![Kamco Power Flushing Instructions pic 35](images/INSTRUCTIONS/retina/35.png)
- Use a turbidity tube to ensure that no particulate or solid contaminants still present
- Use a TDS meter to ensure that no soluble contaminants are still present.
38 GET TO pH7 NEUTRAL
![Kamco Power Flushing Instructions pic 36](images/INSTRUCTIONS/desktop/36.png)
![Kamco Power Flushing Instructions pic 36](images/INSTRUCTIONS/retina/36.png)
- Dumped water with a pH test of 7 is neutral
- Lower pH levels will lead to corrosion in the system
- Higher pH can damage aluminium if present
39 SET VALVES TO CIRCULATE
![Kamco Power Flushing Instructions pic 37](images/INSTRUCTIONS/desktop/37.png)
![Kamco Power Flushing Instructions pic 37](images/INSTRUCTIONS/retina/37.png)
- Ensure water inlet valve is closed
- Reset isolation valve to downward position
40 SYSTEMSAFE DM
![Kamco Power Flushing Instructions pic 38](images/INSTRUCTIONS/desktop/38.png)
![Kamco Power Flushing Instructions pic 38](images/INSTRUCTIONS/retina/38.png)
- For best results Kamco recommends using SYSTEMSAFE DM corrosion inhibitor with every power flush
- Complies with: BS7593 and
Building Regulations Part L
41 CIRCULATE SYSTEMSAFE DM
![Kamco Power Flushing Instructions pic 39](images/INSTRUCTIONS/desktop/39.png)
![Kamco Power Flushing Instructions pic 39](images/INSTRUCTIONS/retina/39.png)
- Add SYSTEMSAFE DM to holding tank
via access cap - Circulate SYSTEMSAFE DM
- System is wide open
42 DISCONNECT AND DUMP
![Kamco Power Flushing Instructions pic 40](images/INSTRUCTIONS/desktop/40.png)
![Kamco Power Flushing Instructions pic 40](images/INSTRUCTIONS/retina/40.png)
- Turn Clearflow power off
- Disconnect flow and return from system
- Run flow hose to foul water drain waste
- Turn on Clearflow power, dump holding tank via flow hose to foul water waste
43 RADIATOR HEAT DISTRIBUTION
![Kamco Power Flushing Instructions pic 41](images/INSTRUCTIONS/desktop/41.png)
![Kamco Power Flushing Instructions pic 41](images/INSTRUCTIONS/retina/41.png)
- Turn on boiler
- Use an Infrared Thermometer to demonstrate
more even heating of radiators with cold areas removed
44 LEAVE A RECORD
![Kamco Power Flushing Instructions pic 39](images/INSTRUCTIONS/desktop/42.png)
![Kamco Power Flushing Instructions pic 39](images/INSTRUCTIONS/retina/42.png)
- Complete a Power Flushing Certificate to leave with the householder, retain the carbon copy for your records