TM 10-3510-208-12
OPERATOR/CREW PREVENTIVE MAINTENANCE CHECKS AND SERVICES
A-AFTER OPERATION
B-BEFORE OPERATION
D-DURING OPERATION
EQUIPMENT IS
PROCEDURES
Not Ready/
Check for and have repaired
ITEM TO BE
Available if:
or adjusted as necessary
INSPECTED
NOTE
Prior to starting the water
heater or tumbler dryer, ob-
serve the spark through the
spark observation port glass.
The spark should be clear
blue approximately 3/16 inch
long. If a purple spark is
observed, remove the elec-
trode assembly and adjust
electrodes.
With unit operating check the
Controls and In-
instruments for the following
struments
indications:
Frequency can-
Adjust for 61 Hz operation.
a.
not be properly
meter
adjusted.
Adjust for either 120/208
Voltage cannot be
b.
properly adjusted.
volts.
A.C. Ammeter
Not to exceed 100% under
c.
steady state operation.
Charging cur-
Indicates charging current.
d.
Battery
rent is not in-
(Plus side of scale)
charging am-
dicated.
meter
Oil pressure is
20 to 60 psig.
Engine oil
e.
below 20 psig.
pressure
Change
2
3-7
