MTI 325 series Instruction Manual Download Page 2

Instruction Guide | 325/326/327

INSTAllATION

Backrest Installation 

(Model 326)

Body Support Installation 
(Model 327)

Moving Body Support to left Hand Side

1

2

3

1. Insert the backrest into the 

bracket on the underside of 

the seat. Tighten in place 

with the knob. 

2. Attach the body support 

tube to the bracket on the 

underside of the seat with 

(2) 1-1/2” flat head screws 

using a 5/32” Allen wrench.
Insert the rod of the ratchet 

assembly into the body 

support tube with the flat 

side towards the knob and 

tighten it into place.

1. Remove the three bolts 

that secure the body 

support ratchet to the body 

support cushion using a 

3/16” Allen wrench.

2. Feel for 3 holes hidden 

under upholstery on the 

opposite side of the body 

support cushion. Pierce 

3 holes through the 

upholstery using a sharp 

instrument. 

Moving Body Support to left Hand Side

3. Remove the top plate of 

the ratchet assembly, held 

with two screws, using a 

phillips screwdriver. Remove 

the black plastic washer. (It 

may stick to the bottom of 

the top plate).

4. Flip the ratchet lever over 

and place it over the pin 

and verify the end of the 

spring is in the hole of the 

ratchet lever..

5. Place the black plastic 

washer over the pin and on 

top of the ratchet lever and 

reassemble the lid.

6. Reattach the body 

support ratchet using the 

3/16” Allen wrench.

Summary of Contents for 325 series

Page 1: ...y 5 32 Allen Wrench Optional Tools 327 Model Only 3 16 Allen Wrench Awl or other sharp instrument Phillips Screwdriver This manual is for the following part numbers PART NUMBER DESCRIPTION 325 XX XXX Stool Pneumatic Foot Operated w o Backrest 326 XX XXX Stool Pneumatic Foot Operated w Ergo Backrest 327 XX XXX Stool Pneumatic Foot Operated w Body Support Revision History Table Date REVISION CO ECO ...

Page 2: ...at secure the body support ratchet to the body support cushion using a 3 16 Allen wrench 2 Feel for 3 holes hidden under upholstery on the opposite side of the body support cushion Pierce 3 holes through the upholstery using a sharp instrument Moving Body Support to Left Hand Side 3 Remove the top plate of the ratchet assembly held with two screws using a phillips screwdriver Remove the black plas...

Page 3: ...tion 1 To raise the height of the stool press down or lift up on the foot ring with no weight on the seat 2 To lower the height of the stool press down or lift up on the foot ring while placing weight on the seat 3a The body support will swivel towards the stool by pulling on the support 3b To move the support away from the stool press the lever on the underside of the support towards the stool an...

Page 4: ... OPERATED STOOLS 063006 1 1 RUBBER SLEEVE RETAINER 063006 2 1 TRIM 063006 3 1 RELEASE PIN 063006 4 1 SPRING 063006 5 3 SHOULDER BOLT 5 16 X 1 2 063006 6 3 WASHER FLAT 5 16 063009 1 RING FOOT ACTUATOR 1009009 XX XXX 1 ROUND SEAT ASSY 16 5 DIA 045171 4X 045148 4X 033001A 4X 063001 056001 5X 063006 2 063006 1 063003 063005 038062 1009009 XX XXX 063009 063006 3 063006 4 063006 5 3X 063006 6 3X PART OF...

Page 5: ...63006 1 1 RUBBER SLEEVE RETAINER 063006 2 1 TRIM 063006 3 1 RELEASE PIN 063006 4 1 SPRING 063006 5 3 SHOULDER BOLT 5 16 X 1 2 063006 6 3 WASHER FLAT 5 16 063009 1 RING FOOT ACTUATOR 1009009 XX XXX 1 ROUND SEAT ASSY 16 5 DIA 1009191 XX XXX 1 ERGO BACK ASSY 045171 4X 045148 4X 033001A 4X 063001 056001 5X 063006 2 063006 1 063003 063005 038062 1009009 XX XXX 1009191 XX XXX 063009 063006 3 063006 4 06...

Page 6: ...1 2 063006 6 3 WASHER FLAT 5 16 063009 1 RING FOOT ACTUATOR 063013 1 SWIVEL STOOL SEAT 360 DEG TURN 5 1 2 DIA 1001589 1 MTG PLATE CURVED BODY SUPPORT 1001663 1 GAS SPRING 5 27 STOOL CYLINDER F BACK SUPPORT 1009009 XX XXX 1 ROUND SEAT ASSY 16 5 DIA SEE PAGE 7 1 CURVED BODY SUPPORT ASSY 056001 5X 063001 063003 063006 1 063006 2 063006 5 3X 063009 063006 3 063006 4 063005 1001663 040039 4X 045148 4X ...

Page 7: ...TCHET ASSY 1009225 XX XXX 1 BODY SUPPORT ARM ASSY 1009250 1 5 LOBE KNOB 3 8 16 X 75 BLACK 029592A 3 SHC SCREW 1 4 20 x 2 3 4 BLACK 1009225 XX XXX 1009198 029592A 3X 1009250 1009200 THE XX OF DRAWING PART NUMBER REFERS TO CONSTRUCTION CODE THE XXX OF DRAWING PART NUMBER REFERS TO COLOR CODE CONTACT MTI FOR SPECIFIC COLOR AND CONSTRUCTION CODES ...

Page 8: ...ustomer service mti net www mti net LIMITED WARRANTY Medical Technology Industries Inc hereinafter referred to as MTI shall repair or replace products of its manufacture which prove to be defective in material and or workmanship for a period of twelve 12 months from the date of shipment to the customer the Warranty Period MTI will at its option provide parts to the customer or repair the defective...

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