Installing/Removing The Batteries; Installing - Invacare Pronto M91 Service Manual

Installing/Removing the Batteries

NOTE: For this procedure, refer to FIGURE 11.1 on page 104 and FIGURE 11.2 on page 105.
NOTE: Have the following tools available:
TOOL
Battery Lifting Strap
1/2-inch (6 pt) Box Wrench
7/16-inch (6pt) Box Wrench
3/8-inch (6pt) Box Wrench
Diagonal Cutters
NOTE: Wheelchairs with MKIV Electronics: Wiring harness used with the front battery has two
connectors, one to the rear battery wiring harness and one to the Controller cable.
NOTE: Wheelchairs with MKIV Electronics: Wiring harness used with the rear battery has one
connector to the front battery wiring harness.
NOTE: Wheelchairs with MK
rear battery wiring harness (RED and BLACK) and one to the controller cable (RED), and the rear
battery has two connectors (RED and BLACK) to the front battery wiring harness.

Installing

1. Place the wheelchair in a well ventilated area where work can be performed without
risking damage to carpeting or floor covering.
2. Verify the joystick On/Off switch is in the OFF position and disconnect joystick. Refer
to Disconnecting/Connecting the Joystick on page 112.
3. Perform one of the following:
• Wheelchairs without Formula PTO Plus ‐ Remove the seat. Refer to Removing/
Installing or Tilting the Seat Assembly on page 35.
• Wheelchairs with Formula PTO Plus ‐ Tilt the seat back. Refer to Removing/
Installing or Tilting the Seat Assembly on page 35.
4. Remove the top shroud. Refer to Removing/Installing the Shrouds on page 88.
5. If necessary, disconnect right and left motor leads to allow access to the front of the
battery tray.
6. Move aside the motor leads and controller cable to allow unobstructed access to the
front of the battery tray.
NOTE: Perform this section on one battery at a time starting with the rear battery. Repeat STEP
6 to position the remaining battery into the battery tray.
7. Perform one of the following to position the battery into the battery tray:
• Batteries With Built In Lifting Strap ‐ Use built in lifting strap to position battery
into the battery tray (Detail "A" of FIGURE 11.1).
Part No. 1125038
QTY
1
1
1
1
1
™ Electronics: The front battery has three connectors ‐ two to the
5
103
SECTION 11—BATTERIES
COMMENTS
Supplied
Not Supplied
Not Supplied
Not Supplied
Not Supplied
Pronto
®
M91™and M94™