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2.(REASON) Loose cabinet or internal component
(FIXING) check and tighten loose screws.
3.(CAUSE) Machine vibrating out of level
(CURE) Level unit base.
4.(REASON) Loose blower assembly.
(REMEDY) Tighten bolts on blower assembly to blower mounting panel.
5.(CAUSE) Blower wheel hitting coil partition. (Unit probably received rough handling or was
dropped).
(REMEDY) Adjust coil partition to clear motor.
6. (CAUSE) Blower motor bearing defective.
(REMEDY) Replace blower motor.
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PROBLEM: WATER LEAKING FROM PAN
1. (CAUSE) Leaky drain pan
(REMEDY) Locate leak and repair pan.
2. (CAUSE) Loose evaporator, drain or condensate pump hose
(REMEDY) Tighten connections.
3. (CAUSE) Defective condensate pump or excessive lift on pump
(REMEDY) Examine to see if elevation exceeds 20 ft. (if it does, a larger pump will be
required). Otherwise, change pump if defective. Pump will operate properly against 20 ft. of
water total head pressure on pump. If combination of vertical height and horizontal drain line
exceeds 20 ft. of water pressure drop, problems will occur.
PROBLEM: THERMOSTAT (LCD) LIQUID CRYSTAL DISPLAY WINDOW DOES NOT
ILLUMINATE.
1. (CAUSE) Check discharge air and return air sensers.
(REMEDY) Replace
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