Replacing Batteries; Replacing Batteries; Charging Batteries - Invacare Ranger II Basic Service Manual

MWD WHEELCHAIRS
NOTE: If performing the charging procedures indepen-
dently, READ and CAREFULLY follow the individual in-
structions for each charger (supplied or purchased).
NOTE: If charging instructions are not supplied, consult
a qualified service technician for proper procedures.
Required Items:
TOOL QUANTITY
Battery Charger
Extension Cord
3-prong plug, 15 ampere current rating; industrial type
Wheelchairs Equipped With MCC-Mark IV
Joystick (Detail "A" of FIGURE 6)
1. If necessary, remove the rear shroud. Refer to RE-
MOVING/INSTALLING SHROUDS - MWD WHEEL-
CHAIRS in PROCEDURE 9 of this manual.
2. Attach the battery charger connector to the charger
cable/battery harness.
3. Plug the charger's AC power cord, or extension, into
the grounded 120 VAC wall outlet.
4. Wait until charging is complete.
5. If necessary, install the rear shroud. Refer to RE-
MOVING/INSTALLING SHROUDS - MWD WHEEL-
CHAIRS in PROCEDURE 9 of this manual.
Wheelchairs Equipped With Mark IV RII
Joystick (Detail "B" of FIGURE 6)
1. Attach the battery charger connector to the charger
port on the FRONT of the joystick.
2. Plug the charger's AC power cord, or extension, into
the grounded 120 VAC wall outlet.
3. Wait until charging is complete.
NOTE: Allow eight (8) hours for normal charging. Larger
batteries (greater than 55 ampere-hours) or severely dis-
charged batteries may require up to sixteen (16) hours
to be properly charged and equalized.
NOTE: R2 and R2
BASIC STANDARD
operates for sixteen (16) hours and is unable to fully
charge the batteries, an internal timer turns the charger
off and begins to fast blink the green light.
NOTE: If the batteries need to be charged more often or
take longer to charge than normal, they may need to be
replaced. Contact an Invacare dealer for service.
COMMENTS
1 Supplied
1 Not Supplied
ONLY - If the charger
DETAIL "A"
Battery Charger Connector (on Side of Wheelchair)
WHEELCHAIRS
WITHOUT
SHROUDS
From Battery
Charger
WHEELCHAIRS
WITH SHROUDS
From Battery Charger
DETAIL "B"
Battery Charger
From Battery
Front View of
Joystick
Charger
Joystick
Battery
Boxes
Charger Port
FIGURE 6 - CHARGING BATTERIES

REPLACING BATTERIES

WARNING
The following procedure should be performed
only by aqualified technician.
Most batteries are not sold with instructions. How-
ever, warnings are frequently noted on the cell
caps. Read them carefully, otherwise injury or
damage can occur.
NOTE: Invacare recommends that both batteries be re-
placed if one (1) battery is defective.
67
PROCEDURE 14
Battery Charger
Connector (at
Rear of
Wheelchair)
Three (3)
Pronged Plug
Charger
Port
M
W
D
W
H
E
E
L
C
H
A
I
R
S