Door Latch Maintenance And Replacement; Display & Keypad Assembly; Door Latch Maintenance; Cable Replacement - Carrier VECTOR 6500 Operation & Service Manual

a. Ensure the unit will not start automatically by dis-
abling any two way communication and placing the
Main Power Switch in the OFF position. Disconnect
the high voltage source and lockout/tagout the re-
ceptacle.
b. Open both side and front doors.
c. Remove the bolts that secure the surround to the unit,
see Figure 8−2.
d. Reverse above steps to install surround.
MOUNTING BOLTS
MOUNTING BOLTS
REMOVE DECAL PLATE TO
ACCESS UNIT MOUNTING STUD.
Figure 8−2 Surround Removal

8.4.3 Door Latch Maintenance And Replacement

a. Door Latch Maintenance
Proper maintenance is important for smooth operation
of the latch assemblies and the latch pins that are moun-
ted on the unit's frame (See Figure 8−1). In order to
keep the movable parts clean and lubricated, CTD re-
commends the use of a de-greasing cleaner and LPS 2
lubricant. This lubricant should be available at any local
automobile and truck parts suppliers.
b. Cable Replacement
1. Remove circular clip that secures the cable to the
paddle assembly. See Figure 8−3
2. Slide cable from paddle and rotate other end out of
latch assembly.
62-11389
The side door lower cable is inserted through
the upper cable eyelet. The lower cable is to be
removed to gain access to the upper cable.
3. Reverse above steps to install new cable.
4
3
2
1. Paddle Assembly (Typical, Front & Side Doors)
2. Circular Clips (Typical, Front & Side Doors)
3. Lower Cable Upper Connection (Side Doors Only)
4. Upper Cable (Side Doors Only)
Figure 8−3 Door Latch Cable Removal
8.4.4 Display & Keypad Assembly
a. Disassembly
1. Place the Main Power switch in the OFF position. Dis-
connect the negative battery cable. Disconnect the
high voltage source and lockout/tagout the recept-
acle. Attach a grounded wrist strap (Carrier
Transicold part number 07-00304-00) and ground it to
a good unit frame ground.
2. Disconnect wiring between the keypad & display as-
sembly and harness.
3. Loosen and remove the (4) hex head 1/4-20 bolts
holding the assembly to the unit, see Figure 8−4, and
lay the assembly on a clean work surface. Re-ground
wrist strap at new work surface.
4. Loosen and remove the (4) pan head screws holding
the display board to the keypad support. Carefully
separate the display board from the keypad support.
5. If additional disassembly is required, remove the el-
even pan head screws (eight screws around the peri-
meter and three in the center) used to retain the
keypad support, keypad, gaskets and window to the
bezel.
8−6
NOTE
1