4-7.7 Hourmeter; 4-7.7.1 Hour Meter Replacement; 4-7.8 Keyswitch; 4-7.9 Wire Harness Testing - Big Joe PPT 45 Series Operation, Maintenance, Repair Parts

2. To replace the battery discharge indicator (1),
proceed as follows:
a. Disconnect the battery.
b. Tag and disconnect terminals behind the
indicator.
c. Remove two lock nuts and U-bracket to
release and remove the indicator.
NOTE: Replacement
furnished with nuts and U-bracket.
The original U-bracket may be reused,
if not damaged.
d. Install new battery discharge indicator (1) and
secure with supplied U-bracket and nuts. If
required, trim the U-bracket legs to proper
length, or reuse the old u-bracket.
e. Reconnect terminals as noted during charge
indicator removal.
f. Connect the battery.
2
1
3
Figure 4-29. Indicator Replacement

4-7.7 HOURMETER.

The hour meter (2, Figure 4-29) is available for
attachment to the motor circuits to indicate use of the
drive and lift functions to help ensure proper
connections.
PPT0104-901336
indicator will be
I-7035

4-7.7.1 Hour meter Replacement.

1. Operation of the hour meter (2) may be checked
against a watch.
2. To replace the hour meter (2), proceed as follows:
a. Disconnect the battery.
b. Remove the 3 screws, lock washers and nuts
found around the "bezel" or outer ring of the
meter and remove the hour meter from the panel.
c. Tag and disconnect the terminal and diode
from the hour meter.
d. Reconnect the terminal and diode to the new
hour meter (2).
e. Install the new hour meter into the panel and
secure with the 3 screws, lock washers and
nuts.
f. Connect the battery.

4-7.8 KEYSWITCH.

The optional key switch is item 3, Figure 4-29. The key
switch installation is accomplished by inserting the
supplied wiring into wire number 3, of control panel
harness, at the slip-on connector of the in-line fuse.
Refer to the wiring diagram to help ensure proper
connections.

4-7.9 Wire Harness Testing.

1. Wire harnesses are illustrated and identified on the
figures in this manual containing the components
they are associated with. As an aid to testing,
individual wires in each harness have their wire
numbers permanently marked on both ends. Refer
to the wiring diagram shown in Figure 4-30.
2. Testing procedures are as follows:
a. Disconnect the battery.
b. Tag and disconnect
necessary.
c. Disconnect plug(s) and/or receptacle(s), if any
d. Using a multimeter, check all individual wire
leads for continuity. Continuity must exist in
each individual wire lead.
3. If a wire harness fails continuity test, it must be
replaced. Make careful note of harness routing,
and location of any clamps or wire ties before
removing. Route new harness, and install any
clamps or wire ties, as noted during removal.
4. Connect electrical wires, as noted during removal.
5. Connect any plug(s) and/or receptacle(s), as noted
during removal.
6. Connect the battery.
electrical wires as
4-25