Paloma PH-28CDVSN, Engineering Handbook

Page: 50 / 68

Process Illustration
[4] How To Remove Water Control
Assembly (#410):
(1) Burner Control Assy. (#723) Removal:
Remove burner control assy. (#723) by
referring to [1] - 1, 2 & 3.
(2) Water Inlet Pipe Assy. (#143) Removal:
1. Remove two (2) quick fasteners (#422)
that are connected to the water supply
pipe, by-pass pipe and water inlet pipe.
2. Remove one (1) type 2 TP screw that is
fixed to the flange (#419)and then, remove
flange (#419).
3. Remove two (2) water inlet pipes (#143)
(3) Water Inlet Connector (#142) Removal:
1. Remove four (4) type 2 TP screws for
water inlet connector (#142) .
2. Pull out the wiring that is connected to the
water control assy. and then, remove water
control assy. (#410)
[5] How To Remove Fan Assy. (#728,729):
(1) Burner Control Assy. (723) Removal:
Remove burner control assy. (#723) by
referring to [1] - 1, 2 & 3.
(2) Remove the wirings that are connected to fan
assy.
(3) Remove three (3) pan head screws that are
fixed to fan assy.
(4) Remove fan assy. (#728,729)
By-Pass Pipe
Quick Fastener
Water Supply
Pipe
Water Inlet Pipe
Flange
Type 2 TP Screw
Water Control
Assy.
Transformer
Assy.
Water Inlet Connector
Type 2 TP Screw
Fan Assy.
Also, refer to the fan assy. (#728) and Fan Case
Assy. B (#729) in the Schematic Disassembly.
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