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TM 10-6630-247-13&P
4-14. DISTILLATION UNIT MAINTENANCE.
This task consists of:
a. Removal
b. Cleaning
c. Inspection
d. Repair
e. Installation
INITIAL SET-UP
Tools:
Material/Parts:
General Mechanics Tool Kit (App B, Sec III,
Wiping Rag (Item 2, App F)
Item 1)
Equipment Condition:
Distillation unit heater disconnected from power
source.
NOTES
l Ensure that all parts identified as mandatory replacement parts are
discarded and replaced with new components.
l Repair of the distillation unit is limited to replacement of the heater
element and refractory. A spare element and refractory are supplied
in the test kit.
a.
Removal. Refer to figure 4-4.
(1)
To aid removal of refractory (2), lay heater assembly (1) on its side.
CAUTION
Wire leads connecting refractory to the heater housing are short and
provide very little slack. Use care to prevent damage to wiring.
(2)
Carefully pull refractory (2) from top of heater housing (8).
(3)
Remove nut (3), starwasher (4), wire lead (5) and flat washer (6) from screw (7).
(4)
Repeat step (3) for wire lead (5) on other side of refractory (2).
(5)
Separate refractory (2) from heater housing (8).
4-12
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