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Pioneer CB Series Disassembly Manual

Pioneer CB Series Disassembly Manual

Ceiling cassette air handler

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Disassembly Guide for CYB/CB Ceiling Cassette Air Handler (9K-18K BTU size)
Applies to Models with Nomenclature of "CB00xGMFILCFHD".
Disassembly
Compact
of
1.
Front Panel and Display Board
Procedure
1) Release 2 hooks and open the panel.
(see Figure 1.)
2) Remove two screws of wire line
(see Figure 2.)
Note: This section is for reference only. Actual unit appearance may vary.
Page 1
"CB01xGMFILCFHD".
Round Flow Cassette (9000, 12000, 18000 BTU sizes)
Illustration
Figure 1
Figure 2

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Summarization of Contents

Front Panel and Display Board Disassembly
Release Front Panel Hooks
Release the two hooks to open the front panel.
Remove Wire Line Screws
Remove two screws securing the wire line for the front panel.
Remove Air Filter
Release the hook to pull out the air filter.
Remove Display Board Cover Screws
Remove four screws to detach the display board cover.
Remove Display Board PCB Screws
Remove two screws from the display board to detach the PCB.
Electrical Parts Disassembly
Remove Panel Screws for Electrical Access
Remove four panel screws and pull up the panel to access electrical components.
Remove Electrical Cover Screws
Remove three screws to detach the electrical cover.
Disconnect PCB Connectors
Disconnect all wiring connectors from the PCB.
Remove Main Control Board Screws
Remove two screws to detach the main control board PCB.
Remove Electronic Control Box
Remove two screws to detach the electronic control box.
Fan Motor and Fan Disassembly
Remove Water Collector Screws
Remove four screws to detach and remove the water collector.
Remove Fan Nut and Fan
Remove the fan's retaining nut to pull out the fan.
Remove Fan Motor Nuts
Remove the nuts securing the fan motor to detach it.
Water Pump Disassembly
Remove Water Pump Belt
Take off the fastening belt of the water pump.
Release Water Pump Wire
Pinch the metal wire as shown in the figure to release it.
Remove Water Pump Screws
Remove three screws to detach and remove the water pump.
Evaporator Disassembly
Remove Pipe Clamp Board Screws
Remove three screws of the pipe clamp board assembly.
Remove Evaporator Fixing Board Screws
Remove four screws of the evaporator fixing board.
Remove Evaporator Fixing Hook Screw
Remove one screw of the evaporator fixing hook.