Invacare Formula PTO Plus, Service Manual

Page: 163 / 188

SECTION 21—M71 BATTERIES
Part No 1125031
163
Formula
™
PTO Plus Powered Seating
CAUTION
When connecting the battery cables to the batteries, the battery cables MUST be
connected to the battery terminals as shown in FIGURE 21.3, DETAIL “B”,
(depending on battery type), otherwise damage to the battery cable may result
when installing battery terminal caps.
1. If the batteries being installed do not have built-in handles, perform the following
steps:
A. Unfasten the hook and loop strips on the wide part of the battery lifting strap.
B. Place the wide part of the lifting strap around the middle of the battery with the
hook and loop strips on top, as shown in FIGURE 21.3.
C. Pull the wide strap ends tightly around the battery and fasten them together.
D. Position the strap as close to the middle of the battery as possible so that it does not
tip when lifted by the handle.
E. Repeat STEPS A-D for the remaining battery.
2. Secure the battery cables to the battery terminals as described below. Securely tighten.
Refer to Detail “A” of FIGURE 21.3:
A. Secure NEGATIVE (-) BLACK battery cable to NEGATIVE (-) battery terminal
using the mounting screw and the locknut.
B. Connect POSITIVE (+) RED battery cable to POSITIVE (+) battery terminal using
the mounting screw with fuse and the locknut.
3. Verify all battery cables/ring terminals are correctly installed and securely tightened.
4. Slide terminal cap(s) down battery cables and onto battery clamps (Detail “B” of
FIGURE 21.3).
5. Secure each terminal cap in place with a tie-wrap [use tie-wraps 11-1/2-inches long]
(DETAIL “B” in FIGURE 21.3).
6. Position the batteries into the wheelchair. Refer to Removing/Installing Batteries from/
into Battery Tray on page 160.
NOTE: New Batteries MUST be fully charged BEFORE using, otherwise the life of the batteries
will be reduced.
7. If necessary, charge the batteries. Refer to Charging Batteries on page 165.