Invacare Pronto M91 Service Manual

SECTION 4—SEAT
Part No. 1125038 61 Pronto
®
M91™and M94™
Van Seat Service Procedures
Adjusting the Back Angle
NOTE:Forthisprocedure,referto
FIGURE 4.20.
1. Liftuponthereleasehandleandadjust
backtodesiredangle.
2. Letgoofthereleasehandletolockthe
backinposition.
FIGURE 4.20 Adjusting the Back Angle
Adjusting the Seat Position on Van Seat Frame
 WARNING
DO NOT adjust the rear seat posts higher than the front seat posts.
If wheelchair is equipped with power tilt only or the Formula PTO Plus seating sys-
tem, refer to Power Tilt only for Pronto M71 and M91 Owner’s Manual, Part Num-
ber 1118362 or to Formula PTO Plus Powered Seating Service manual, part
number 1125031 perform this procedure.
NOTE:Forthisprocedure,refertoFIGURE 4.21onpage 62.
1. Removetheseatassembly.RefertoRemoving/InstallingorTiltingtheSeatAssembly
onpage 35.
2. Removethefourbolts,fourcovedwashersandtwospacerssecuringthevanseatto
theseatframe.
3. Separatevanseatfromseatframe.
4. RefertoDetail“A ” ofFIGURE 4.21todeterminethecorrectmountingholestoachieve
thedesiredseatpositionontheseatframe.
5. Alignthevanseat
mountingholesdeterminedinSTEP4withtheseatframemounting
holes.
6. Securethevanseattotheseatframeusingthefourbolts,fourcovedwashersandtwo
spacers.Securelytighten.
7. Reinstalltheseatassembly.RefertoRemoving/InstallingorTiltingtheSeatAssembly
onpage 35.
Release
Handle
Back

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"