TM 10-4320-307-24
Section IV. REMARKS
REFERENCE
CODE
REMARKS
A
Direct support repair is limited to welding and removal of gauges and dents.
B
Vent valves are welded in place; repair by replacing valve parts that are malfunctioning.
C
Prior to mounting the cover on the pump casing, evenly spread adhesive, chesterton type
860, over the surfaces.
D
If repair requires replacement of the casing on cover, they must be procured as a matched
set.
E
Secure the bearing housing sealing surfaces with Ermetite.
F
Secure the lock pin with sealing compound (Loctite).
G
To replace the ball bearing, heat on an electric plate at a temperature of approximately 100°C.
H
Secure the setscrews with sealing compound (Loctite).
I
Each time mechanical seal is replaced or disassembled. replace the packing.
J
After replacing new impeller, balance the shaft and impeller with balancing machine.
K
When replacing the original impeller, balancing is not required.
L
To assemble, heat the impeller wear ring at a temperature of approximately 350°C.
M
Before reassembling the shaft, check the concentricity of the working points.
N
After replacing shaft. balance the shaft and impeller with balancing machine.
0
Crew inspection limited to the visual check for damaged or loose parts.
P
Not procurable as an assembly. Replacement is reserved for component parts only.
Q
Organizational maintenance is limited to the replacement of external components.
R
Direct maintenance is limited to the repair of the heat exchanger.
S
Tanks and core to be repaired by direct support maintenance.
T
Crew limited to the inspection of external components.
U
Core to be repaired by direct support maintenance.
V
Straightening a major repair to be accomplished by general support maintenance.
W
Direct support limited to the replacement of the shaft oil seals.
X
Starter and alternator tests may be performed at both unit and direct support maintenance
levels.
Y
Removal of flexible coupling is authorized at unit level only for preparation for shipment.
B-11/(B-12 blank)
