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Sales/Spares & Replacement Help Line 01604 762881
16.7 COMBUSTION AIR FAN (CAF)
16.7.1 Isolate the gas supply and refer to section
16.3.
16.7.2 To release the sliding flue connection, slide
upwards.
16.7.3 Unplug the multi-pin plug connections from
the fan and remove the connector from the
flue sensor. See Figure 21.
16.7.4 Carefully remove the condensate pipe from
the bottom of the flue elbow. This will contain
water.
16.7.5 Rotate the CAF and elbow assembly 45˚
clockwise and withdraw complete assembly.
16.7.6 Carefully inspect both the impellor.
FIGURE 22. COMBUSTION AIR FAN
COMBUSTION AIR FAN
FIGURE 21.
COMBUSTION AIR PASSAGE REMOVAL
FILTER
FIGURE 23.
FILTER & AIR CIRCULATION FAN
SLIDING FLUE CONNECTOR
CONDENSATE
PIPE OUTLET
ELECTRICAL MULTI-PIN
CONNECTION
FLUE ELBOW
FLUE SEAL
FLUE SENSOR
SENSOR
45
°
FLYING
LEADS
SCREWS
16.6 HEAT EXCHANGER/COMBUSTION CHAMBER
16.6.1 Refer to section 16.3 and 16.4. See Figure 29.
16.6.2 Once the burner assembly has been removed inspect the inside of the combustion
chamber for debris. If the inner insulation is damaged, do NOT try to clean. Replace the
heat exchanger.
NOTE:
(Pre 2016 models) inspect the mesh in the collection
box for debris. If the mesh is full replace with new.
16.7.8 Refit in reverse order.
16.8 AIR CIRCULATING FAN (ACF)
16.8.1
Refer to section 16.3.
16.8.2 Unplug sensor wires and tubes from the air pressure
switch, main power connector and low voltage flying
leads.
16.8.3 Release the fan assembly securing screws, slide the
fan assembly forwards on the runners and drop down,
remove from the heater cabinet. Avoid damaging the
fan blades. See Figure 23.
16.8.4
Remove all dust from both the impeller and motor, taking
care not to disturb the balance of the fan.
16.8.5
Refit in reverse order.
Summary of Contents for WARMCAIR C26D
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Page 42: ...NOTES...
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