TM 55-4920-215-15
Table II. Preventive Maintenance Services-Continued.
3. Hydraulic System
Intervals
Item
Inspect
Service
Inspected
for
required
Weekly
Monthly
STORAGE CABINET
Sticking, binding and dis-
Lubricate (ch. 6, sec. II),
X
DRAWERS.
tortion.
aline or straighten as
necessary.
STORAGE CABINET
Alignment, ease of opera-
Aline hinges, lubricate
X
HINGE POINTS.
tion, and condition.
(ch. 6, se. II) or replace
as necessary.
STORAGE CABINET
Corrosion, rust, chipped, or
Remove corrosion and rust
X
EXTERIORS.
peeling paint.
(ch. 3, sec II), touchup or
repaint as necessary.
STORAGE CABINET
Security, ease of operation
Tighten bolts, re-aline, re
X
LOCKING DEVICES.
and alignment
position, or replace as
necessary.
STORAGE CABINET
Security.
Tighten or replace mount-
X
MOUNTINGS
ing bolts a necessary.
BENCH TOP SURFACE.
Nicks, gouges., scratches.
Sand out, refinish (ch. 6).
X
BENCH TOP
Security.
Tighten or replace screws
X
MOUNTINGS.
or bolts as necessary.
Section IV. TROUBLESHOOTING
38. Electrical Equipment Stops During Operation
35. Us of Troubleshooting Section
Probable cause
Possible remedy
This section provides information useful in
diagnosing and correcting unsatisfactory operation or
Power cord of equipment
failure of the shop set or any of its components. Each
not properly plugged In-
trouble symptom stated is followed by a list of probable
to receptacle
Remove plug from recep-
cause of the trouble.
The possible remedy
tacle and reinsert fully
recommended is described opposite the probable cause.
into receptacle.
Equipment overheated ........Reduce operating speed; al-
36. Procedure
low equipment to cool and
To correct malfunctioning of equipment, the
re-start.
cause should be systematically isolated in accordance
Circuit breaker tripped to
with instructions in the following paragraphs. If the
"OFF" position..................circuit breaker to
correction of the malfunction is beyond the scope of the
" N" position; re-start
O
operator's function, refer the discrepancy to the proper
equipment.
maintenance echelon for correction.
Cause beyond maintenance
scope of operator .............Notify second maintenance
37.
Electrical Equipment Operates at Slow or
echelon.
Reduced Speed
Probable cause
Possible remedy
39. Electrical Equipment Will Not Start
Loose connectors ................Tighten connectors.
Probable cause
Possible remedy
One circuit breaker in
Power cord of equipment
"OFF" potion (0
not plugged into recep-
volt equipment) ................Return breaker to "ON"
tacle.................................Inert plug of equipment
position.
cord into receptacle.
Cause beyond maintenance
No power from genea-
scope of operator .............Notify road maintenance
tor ....................................Check for generator op
ation; restart generator.
Circuit breaker in electri-
cal panel in OFF
Re-set circuit breakers to
position ............................ ON position.
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