Battery Charger; Description; Portable Charger Installation - Cushman 632904 Service Manual

Read all of Section B and this section before attempting any procedure. Pay particular attention to Notices, Cautions, Warnings and Dangers.
points of each other.
Since the hydrometer test is in response to a vehicle
exhibiting a performance problem, the vehicle should
be recharged and the test repeated. If the results indi-
cate a weak cell, the battery or batteries should be
removed and replaced with a good battery of the same
brand, type and approximate age.
Electrolyte
Temperature
° F ° C
160 71
150 66
140 60
130 54
120 49
110 43
100 38
90 32
80 27
70 21
60 16
50 10
40 4
30 –1
2 –7
10 –12
Fig. 8 Hydrometer Temperature Correction
+.032
+.030
+.028
Electrolyte Temperature
+.026
Above 80° F (27° C)
+.024
+.022
Electrolyte temperature
+.020
90° F (32° C)
+.018
Hydrometer reading 1.250
+.016
1.250 + .004 = 1.254
+.014
corrected specific gravity
+.012
+.010
+.008
+.006
EXAMPLE #1:
+.004
+.002
0
–.002
EXAMPLE #2:
–.004
–.006
–.008
–.010
–.012
Electrolyte Temperature
–.014
Below 80° F (27° C)
–.016
–.018
Electrolyte temperature
–.020
70° F (21° C)
–.022
Hydrometer reading 1.250
–.024
1.250 - .004 = 1.246
–.026
corrected specific gravity
–.028
Repair and Service Manual
BATTERIES AND CHARGING

BATTERY CHARGER

Description

The battery charger accompanying this vehicle is 120
volt AC, 60 Hz input with 48 volt DC output. Contact
charger manufacturer for maintenance or service parts.
For service assistance, contact Service Parts Depart-
ment, 1-800-227-7029.

Portable Charger Installation

Portable chargers must be mounted on a plat-
form above the ground or in such a manner as
to permit the maximum air flow underneath
and around the charger. Do not block or
obstruct the airways as overheating may
result which could cause serious damage to
the charger and create the potential for fire.
If the charger is operated in an outdoor location, rain
and sun protection must be provided.
Provide Protection From Elements
Do Not Block Louvered Airways
NEMA 15 - 5R Grounded AC Receptacle
110 - 120 VAC. Dedicated 20 AMP Circuit
Locations outside the US and Canada: Reference
appropriate local electrical code and charger manu-
facturer recommendations for AC power requirements
Fig. 9 Charger Installation
A dedicated circuit is required for the charger. Refer to
the charger manual for appropriate circuit protection.
The charger may remain plugged into the AC outlet. To
charge the vehicle, refer to the instruction labels on the
charger. Insert the DC plug completely into the vehicle
receptacle located on the panel underneath the driver
seat (Ref. Fig. 10). After inserting the polarized DC
plug, wait a few seconds and observe ammeter on
charger to make sure it moves indicating that charger is
B
B
Page C-7