Carrier 26H - Manual (Page 55)

S E R V I C E 26H
#
OBSERVATION POSSIBLE CAUSE REMEDY AND REFERENCE SECTIONS
4. Compressor runs- water
pump IS off.
Faulty selector switch Repair or replace 22
Pump motor inoperative
or out on pump motor
overload Check wiring and voltage.
Check with test cord. Repair or
replace pump and motor assembly.
17
Failure of main control to
energize pump motor con­
tacts
Replace control 28
5. Water pump runs - com­
pressor off.
Overload switch has opened
circuit Check compressor overload 26
Selector switch on "pump" Turn to "on"position Installation
Fig. 17
Faulty selector switch Replace selector switch 22
Compressor motor burned out Replace compressor motor 6
6. Water pump runs -
compressor hums
Loose terminals Check and tighten 21
Compressor stuck Replace 6
Faulty relay (opened) Check and replace 25
Faulty starting capacitor Check and replace 24
ERRATIC OPERATION
7. Unit will not operate
continuously - blowing
fuses.
Compressor motor faulty Replace compressor motor 6
Low voltage Check voltage and external
wiring 20 &
Installation
13
Faulty ice crusher motor Repair at motor vendor service
station^ repair or replace motor.
27
8. Long Freezing Cycle
(30-40 minutes, normal).
Surrounding air temperature
high and warm supply water
temperature
Max air temp lOOF.
Max water temp 90F. Installation
2
Faulty compressor Repair or replace 6
Leaky solenoid valve Turn unit on and off several times
to try to seat valve. Check wiring
for possible grounded coil.
Replace if necessary. 32
Float valve set too high Water level should be 3/8 from
the top of the siphon standpipe on
the 26H3 and 1/2" from the top
of the siphon standpipe on the
26H5
Installation
16
Service 11
55 26H-57PD