TM-5-2350-378-23-P
ARMORED COMBAT EARTHMOVER (ACE), M9; HYDRAULIC DIAGNOSTIC CENTER
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JUNE 2012
TM-5-2350-378-23-P - Page 105 of 644
APRON WILL NOT RAISE - Continued
STEP
5.
Perform apron cylinders operation check.
CAUTION
Ensure apron cylinders are blocked prior to retracting disconnected cylinder rod ends.
Cylinders will drop and damage hydraulic hoses.
a.
Stop engine; relieve hydraulic pressure.
b.
With apron (Figure 8, Item 1) lowered, remove exterior armor plates 1L (Figure 8, Item 2) and 1R
(Figure 8, Item 3).
c.
Remove bolt (Figure 8, Item 5), nut (Figure 8, Item 9), two washers (Figure 8, Items 4 and 10), and clevis
pin (Figure 8, Item 8) from rod end (Figure 8, Item 11) of both apron cylinders (Figure 8, Item 6).
d.
Insert wood blocks (Figure 8, Item 7) under apron cylinders (Figure 8, Item 6).
e.
Start engine and hold APRON CONTROL lever in UP position.
f.
Observe movement of apron cylinders (Figure 8, Item 6).
1
T00612HDC
5
4
6
8
7
10
9
11
2
3
Figure 8.
Apron Cylinders Operation Check.
CONDITION/INDICATION
Does one cylinder retract completely before the other cylinder will retract?
DECISION
YES - Go to Step (8).
NO - Go to Step (6).
TM 5-2350-378-23&P
0008
0008-9
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