Invacare Pronto M91 Service Manual

SECTION 10—MOTORS
Part No. 1125038 97 Pronto
®
M91™and M94™
SECTION 10—MOTORS
 WARNING
After ANY adjustments, repair or service and BEFORE use, make sure that all
attaching hardware is tightened securely.
ALWAYS turn the wheelchair power OFF BEFORE repairing or servicing the
wheelchair, otherwise injury or damage may occur.
Engaging/Disengaging Motor Release Lever
 WARNING
DO NOT engage or disengage the motor release lever until the On/Off switch on
the joystick is in the OFF position.
CAUTION
Ensure both motor release levers are fully engaged BEFORE driving the wheelchair
NOTE:Forthisprocedure,refertoFIGURE 10.1.
NOTE:Themotorreleaseleverdisengagement/engagementallowsfreewheelingorjoystick
controlledoperation.Freewheelingallowsanattendanttomaneuverthewheelchairwithoutpower.
1. Locatethemotorreleaseleversonthemotorsprotrudingthroughtheshroudsbythe
rearsprings.
2. Performoneofthefollowing:
•Todisengagethemotorrelease
levers‐
NOTE:Thisallowsthechairtofreewheel
forpushingifnecessary
i. Slidethemotorreleaselever
towardstheoutsideofthe
wheelchair(freewheelposition)
(Detail“A ” ofFIGURE 10.1).
•Toengagethemotorreleaselevers‐
NOTE:Thisallowsthemotorstodrivethe
wheels.
i. Slidethemotor
releaselever
towardsthecenterofthe
wheelchair(driveposition)
(Detail“A ” ofFIGURE 10.1).
FIGURE 10.1 Engaging/Disengaging Motor
Release Lever
DETAIL “A”
Motor Release Lever
Disengaged
(Freewheel Mode)
Motor Release
Lever
Motor Release Lever Engaged (Drive Mode)
Towards
Outside of
Wheelchair
Towards Center
of Wheelchair

Invacare Pronto M91 Specifications

Power and Performance

maximum speed	6.5 mph / 4.5 mph
incline capability	9˚
weight capacity	300 lb. (400 lb. option)

Wheel and Caster Sizes

front casters	6" x 2"
drive wheels	14" x 3"
rear casters	6" x 2"

Weight and Dimensions

length with footboard up	39"
length with footboard down	40" - 42"
width excluding joystick	25.9"
height	37" - 48"
seat width	18" - 22"
seat depth	16" - 20"
overall height	37" - 40"
back height	18"
seat-to-floor height	21" - 23"
weight with batteries	273 lb.
weight without batteries	199 lb.
wheelchair mass	275 lb.
turning radius front	19.5"
turning radius rear	21.5"
ground clearance	3.25"