Invacare Pronto M91 Service Manual

SECTION 4—SEAT
Part No. 1125038 43 Pronto
®
M91™and M94™
ASBA Seat Service Procedures
Removing/Installing the Seat Pan
NOTE:Forthisprocedure,refertoFIGURE 4.6.
NOTE:Takenoteofthepositionandorientationofthemountinghardware,seatpositioningstraps
andquickreleasepintabsforinstallationoftheseatpan.
NOTE:Reversethisproceduretoinstalltheseatpan.Torquelocknutsto75‐inch‐lbs.
1. Performoneofthefollowing:
•Removeseatingsystem.Refertomanufacturer’sseatingsysteminstallation
instructions.
•RemovecushionbypullingUPtoreleasehookandloopstrips.Removecushion
fromseatpan.
2. Removethetworearmountingscrews,quickreleasepintabs,spacersandlocknuts
thatsecuretheseatpanandseatpositioningstrapstotheseatframe.
NOTE:Thetwofrontmountingscrews,spacersandlocknutsalsosecurethefrontriggingsupport
tubestotheseatframe.
3. Removethefourmountingscrews,locknutsandfourspacerssecuringtheseatpanto
theseatframe(FIGURE 4.6).
4. Removetheseatpanfromtheseatframe.
FIGURE 4.6 Removing/Installing the Seat Pan
Seat Pan
Seat Frame
Seat
Positioning
Strap
Locknut
Quick Release Pin
Mounting Screws
Tab
Locknut
Spacer

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"