TM 5-3610-295-13&P-2
4-8.
GENERAL. - Continued
Table 4-2. Unit Preventive Maintenance Checks and Services - Continued
M - Monthly
Q - Quarterly
S - Semiannually
Item
Interval
Item Inspected
Procedure
No.
M
Q
S
14
15
16
17
18
19
Blackout Warning Assembly
Door
Blackout
Lockpin
Assembly
Door
Fresh
Air
Filter
Assembly
Ladder Assembly
Telephone
Binding
Post
Assembly
Level Indicator Assembly
Inspect warning buzzer for proper operation.
Inspect pushbutton switch for ease of
operation and security of mounting. If
necessary,
replace
as
described
in
paragraph 4-24.
Inspect door blackout lockpin assembly for
security of mounting. Inspect pin and cable
for damages. If necessary, replace as
described in paragraph 4-25.
Inspect door fresh air filter assembly for
damage and security of mounting. Inspect
filter for cuts, dirt, tears or other damage. If
necessary, replace door fresh air filter
assembly as described in paragraph 4-26.
Inspect ladder assembly for completeness
and security of mounting. Inspect ladder for
dents, cracks or other damage. Inspect
fastener assembly for security of mounting
and condition. If necessary, replace as
described in paragraph 4-27.
Inspect cover for damage and ease of
movement. Inspect binding posts for proper
operation. Inspect telephone binding post
assembly for damage and security of
mounting. If necessary, replace or repair as
described in paragraph 4-28.
Inspect level indicator assembly for security
of mounting, completeness and damage. If
necessary,
replace
as
described
in
paragraph 4-29.
4-11
