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Page Title:
POWER PLANT HEATER REMOVAL, REPAIR, AND REPLACEMENT - continued |
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 TM 9-2320-209-34-2-3
(2) Blower assembly.
FRAME
1
1.
Unscrew and take out seven screws (1) and speed nuts (2). Life off blower
cover (3).
Loosen setscrew (4) in hub of blower wheel (5). Lift off blower wheel (5).
2.
Carefully pull blower motor electrical lead (6) through grommeted hole in
3.
blower plate (7).
Unscrew and take out three screws (8). Lift off blower plate (7). Take off
4.
three spacers (9) from blower motor (10).
CAUTION
Do not dip blower motor in solvent. Bearings will be
damaged. Do not take blower motor apart. It cannot
be repaired.
Wipe blower motor (10) clean with cloth. Inspect blower motor for broken
5.
housing, bent shaft or signs of overheating. Inspect electrical lead (6) for
broken or worn insulation.
6.
Get new motor if any of the conditions in step 5 are found. Get new motor if
motor was known not to be working or heavy carbon was found on igniter or
burner.
WARNING
Dry cleaning solvent is flammable. Do not use near an
open flame. Keep a fire extinguisher nearby when sol-
vent is used. Use only in well-ventilated places. Fail-
ure to do this may result in injury to personnel and
damage to equipment.
Clean the rest of blower parts in dry cleaning solvent and wipe dry.
7.
GO TO FRAME 2
21-31
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