Removing; Installing - Invacare Pronto M71 Owner's Operator And Maintenance Manual

SECTION 15—BATTERIES
NOTE: If there is battery acid in the bottom of the battery tray or on the sides of the batteries, apply
baking soda to these areas to neutralize the battery acid. Before reinstalling the existing or new
batteries, clean the baking soda from the battery tray or batteries being sure to avoid contact with
skin and eyes. Determine source of contamination. Never install/reinstall a battery with a cracked
or otherwise damaged case.

Removing

1. Place the wheelchair in a well ventilated area where work can be performed without
risking damage to carpeting or floor covering.
2. Perform one of the following:
• Wheelchairs without Formula PTO Plus - Remove the seat. Refer to Removing/
Installing the Seat Assembly on page 49.
• Wheelchairs with Formula PTO Plus - Tilt the seat back. Refer to Tilting the Seat
Assembly on page 55.
3. Verify the joystick ON/OFF switch is in the OFF position and disconnect joystick cable
(not shown). Refer to Disconnecting/Connecting the Joysticks on page 42.
4. Disconnect the front battery from the controller (BLACK connector on the standard
M71 OR RED connector on the M71 Formula PTO Plus).
5. Disconnect the rear battery from the front battery (GREY connector).
6. Lift the rear battery OUT of the battery tray using the battery handle or lifting strap.
7. Slide front battery back and lift OUT of battery tray using the battery handle or lifting
strap.

Installing

1. Verify the joystick ON/OFF switch is in the OFF position and disconnect joystick cable
(not shown). Refer to Disconnecting/Connecting the Joysticks on page 42.
2. Position front battery in rear of battery tray and slide forward into position
(FIGURE 15.2).
3. Position rear battery in rear of battery tray (FIGURE 15.2).
4. Connect the rear battery to the front battery (GREY connector).
5. Connect the front battery to the controller (BLACK connector on the standard M71 OR
RED connector on M71 Formula PTO Plus).
6. Perform one of the following:
• Wheelchairs without Formula PTO Plus - Reinstall the seat. Refer to Removing/
Installing the Seat Assembly on page 49.
• Wheelchairs with Formula PTO Plus - Tilt the seat forward. Refer to Tilting the
Seat Assembly on page 55.
7. Connect joystick cable (not shown). Refer to Disconnecting/Connecting the Joysticks
on page 42.
Pronto® M71™Base with SureStep®
56
Part No 1143240