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FIGURE 35. QUANTEC HR28C
INTERNAL COMPONENTS
17.8 HEAT
EXCHANGER
Refer to paragraphs 17.5 to 17.7
17.8.1 Inspect the inside of the combustion chamber, with a soft brush remove any deposits that may have
occurred. Flush with clean water. DO NOT use any chemicals.
17.8.2
Inspect the heat exchangers insulation at the front and back of the combustion chamber for any signs of
damage.
17.8.3 If there are any signs of damage on the flue outlet then this must be
replaced.
17.8.4
Check the gaskets of burner door and burner, If they show signs of damage
then replace.
17.8.5
Refit in reverse order.
17.9 CONDENSATE
TRAP
Refer to paragraph 17.5.
17.9.1
Unscrew the 2 pipes and pull off the third pipe.
17.9.2
Remove the trap and clean by removing the cleaning plug. Flush out any
deposits with clean water.
17.9.3
Refit the trap and the pipes.
17.9.4
Refit in reverse order.
FIGURE 34. CONDENSATE TRAP
RETURN
TEMPERATURE
SENSOR
DHW FLOW
TURBINE
AUTOMATIC
AIR VENT
PRESSURE
RELIEF VALVE
(at the rear)
PUMP
GAS VALVE
DHW FILTER &
FLOW REGULATOR
(in front of plate heat exchanger)
PLATE HEAT
EXCHANGER
(at the rear)
FLOW
THERMISTOR
SENSOR
EXPANSION
VESSEL
RAIN TRAP
IGNITION & FLAME
DETECTION
ELECTRODE
BURNER
INJECTOR
VENTURI
VIEW PORT
BURNER
ARM
HEAT
EXCHANGER
DRAIN PIPE
FLUE GAS
TEMPERATURE
SENSOR
FLUE TEST
POINT
FLUE
ADAPTER
CONDENSATE
TRAP
FAN
DHW
TEMPERATURE
SENSOR
WATER
PRESSURE
SENSOR
THREE WAY
DIVERTER
HEAD
DIVERTOR
VALVE