MoJack ZR 350 User manual

V092420
SET-UP • OPERATION • MAINTENANCE • SERVICE • TROUBLESHOOTING • WARRANTY
READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL
BEFORE ATTEMPTING TO OPERATE THIS MACHINE. FAILURE TO COMPLY WITH THESE
INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
WARNING

2
Our Customer Service Department is ready to help!
1-877-575-3173
U.S. Patent #8,448,920
Distributed By:
MoJack Distributors
3535 N. Rock Road
Wichita, KS 67226
For Customer Support, call: 1-877-575-3173
themojack.com

3
RIDING MOWER LIFT
INTRODUCTION
This manual contains assembly, parts,
operating, maintenance, adjustment and safety
instructions for your MoJack mower lift.
BEFORE USING YOUR MOWER LIFT, CAREFULLY
READ THIS MANUAL IN ITS ENTIRETY.
By following these operating, maintenance and
safety instructions, you will prolong the life of your
MoJack lift and promote safe operation.
If additional information is needed, contact
MoJack Distributors customer service at
1-877-575-3173.
Parts are thoroughly tested and inspected before
leaving the factory to ensure they comply with all
relevant safety standards.
NOTE: Please save this manual for future
reference.
NOTE: Location of unit serial number.

4
RIDING MOWER LIFT
WARNINGS AND SAFETY INSTRUCTIONS
IMPORTANT: The mower lift is intended for use with mowers only. Do not exceed 350 lbs. front end weight.
It should never be used to service mowers with a front end weight over 350 lbs.
Read and understand all safety and operating instructions before using the mower lift.
Never allow anyone unfamiliar with the safety or operating instructions to use the mower lift.
Follow all safety and servicing instructions provided by the lawn mower’s manufacturer before using the mower lift.
Do not modify the mower lift in any way. Any modications will void any and all warranties and could
compromise your personal safety.
When using the mower lift, keep ALL bystanders at a safe distance away from the lift.
The mower lift must be used on a solid level surface.
Only lift the front of the mower. Do not lift the front end and the back end of the mower at the same time.
Front end of mower must clear the 6” collapsed height of lift.
Only use the mower lift for mowers that are less than 350lbs front end weight and properly ts in the provided
wheel pads. (ie. 10” to 19” diameter and with an inside to outside wheel measurements of 19” to 43.5”).
Always stop engine and remove key before beginning any work on the mower.
Always place mower in neutral or disengage the hydraulic drive by following the mower owner’s manual.
Never operate the engine while using the mower lift.
Do not exceed the lifting capacity of 350 lbs. front end weight.
If the mower steel pin breaks, allowing the crank handle to spin freely while lifting the mower, this indicates an
overload condition. Remove the mower immediately.
Locking Bar must be engaged before starting any service on mower.
Do not remove safety warnings or decals from mower lift.
Before each use, always check for any worn, loose or damaged parts on the mower lift. If any damaged parts are
present, do not use the lift and contact customer service at 1-877-575-3173.
No one should be on the mower while it is lifted, being lifted or being lowered.
After the mower is raised to a working height, always place wheel chocks (not included) behind the back tires of
the mower and engage parking brake.
Wheel Pads must be set at an equal distance to maintain proper balance.
Remove all mower attachments before using the mower lift.
Some mowers which are equipped with a fuel tank vent may spill fuel when lifted. If this happens, run fuel level
down in the tank to prevent spilling.
Failure to follow these warnings may result in property damage and serious bodily injury or death.

5
RIDING MOWER LIFT
WARRANTY
LIMITED WARRANTY
For two years for residential use and one year for commercial use MoJack Distributors warrants the product against failure
due to defect in material or workmanship when product is used properly. MoJack Distributors will replace any defective
part at no cost. This warranty does not cover any product that has been altered or adjusted, or any product that has
been misused or abused. THIS IS THE CUSTOMER’S SOLE AND EXCLUSIVE REMEDY. MOJACK DISTRIBUTORS
DISCLAIMS ALL IMPLIED WARRANTIES, INCLUDING THE WARRANTY OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. MOJACK DISTRIBUTORS SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUEN-
TIAL DAMAGES. SOME STATES OR PROVINCES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF THE IMPLIED
WARRANTIES OR THE REMEDIES FOR BREACH OF THE IMPLIED WARRANTIES, SO THESE EXCLUSIONS MAY NOT
APPLY TO YOU. THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE
OTHER RIGHTS WHICH VARY FROM STATE TO STATE OR PROVINCE TO PROVINCE.
What does this warranty cover?
This warranty covers against a failure due to a defect in material or workmanship within two years of purchase for
residential use and within one year of purchase for commercial use.
What does this warranty NOT cover?
This warranty does not cover any jack which has been altered or adjusted in any way from its original model. It will not
cover any jack which has been damaged due to misuse, abuse, accident or negligence. This warranty does not cover
incidental or consequential damages.
What is the period of coverage?
Two-year warranty for residential use, one-year for commercial use from date of purchase for the original owner.
What will MoJack do to correct problems?
We will replace any defective part (within the coverage period) at no charge.
How do I contact MoJack Distributors about a warranty issue?
You can contact us by calling our toll-free number 1-877-575-3173.
Do I have other rights under State Law?
This warranty gives you specic legal rights, and you may also have other rights which vary from state to state.
How do I contact MoJack Distributors?
You can call our toll-free number 1-877-575-3173.

6
RIDING MOWER LIFT
PARTS LIST
5
Part
No.
Qty. Description
Scissor Jack Assembly
Wheel Pad
Crank Handle
Safety Strap
Push Pin
Steel Pin
508-0000
508-0044
508-0035
009-0007
001-0013
001-0015
6
1
2
1
2
2
2 Spares
Item
No.
1
2
3
4
1
4
NOTE: No tools or fasteners are required for assembly.
NOTE: Steel Pin is attached to the user manual
(see page 10 for location).
4
3
2
2
5
5
6

7
RIDING MOWER LIFT
Insert the Crank Handle into the drive socket.
The square end of the Crank Handle is
tapered to make cranking more comfortable.
If the Crank Handle wobbles a little during use,
this is normal.
Attach the Wheel Pad into the square
tube on the top of the Scissor Frame and
install Push Pins . Repeat with second
Wheel Pad.
ASSEMBLY INSTRUCTIONS
STEP 1
Remove mower lift from package.
Inventory items to be certain all parts and hardware
are present. If any parts or hardware are missing,
please contact customer service at 1-877-575-3173.
Scissor Frame 1
2
1
Wheel Pad
2
STEP 2
5
Push Pin 5
STEP 3
3
3Crank Handle
3
THIS COMPLETES ASSEMBLY.
Drive Socket

8
RIDING MOWER LIFT
OPERATING INSTRUCTIONS
Before using the Mower lift, carefully read this manual in its entirety.
STEP 1
Familiarize Yourself with the Mower Lift
• Practice raising and lowering the mower lift
before attempting to lift a mower (see Steps 5-8
on how to raise and lower a mower). Locking bar
must be raised before lowering.
• Practice Step 10 if you intend to raise or lower
the mower with a drill attachment.

9
RIDING MOWER LIFT
OPERATING INSTRUCTIONS
STEP 3
Move Mower onto Mower Lift
The mower lift must be used on a solid level surface.
• Make sure the mower clears the 6” collapsed height of
the lift.
• Carefully roll or drive mower onto Wheel Pads.
• Place the mower in neutral or disengage hydraulic
drive.
• Stop engine and remove the key.
STEP 4
Strapping Front Mower Tires to Wheel Pads
Secure the front mower tires to the Wheel Pads
using the Safety Straps.
• Wrap the Safety Strap over the mower tire
and secure the hook into the loop on the
Wheel Pad .
• Tighten the Safety Straps by pressing down
on the metal clip.
4
Safety Strap 4
Wheel Pad 2
STEP 2
Aligning Wheel Pads to Fit Mower
• Place the mower lift wheel pads 6” in front of the
mower’s front tires.
• Remove Push Pins and align the Wheel Pads so
that the front tires will be centered on the Wheel
Pads.
• Replace the Push Pins to lock the Wheel Pads to
the Scissor Frame.
Wheel Pads must be equal distance from the
Scissor Frame to maintain proper balance.
4
2

10
RIDING MOWER LIFT
OPERATING INSTRUCTIONS
STEP 5
Raising the Mower
• Raise the mower by rotating the Crank Handle counterclockwise.
• See Step 10 for raising the mower with drill attachment.
Do not attempt to lift more than 350 lbs.
front end weight.
The mower lift must be used on
a solid level surface.
The engine must be turned off and
key removed.
The mower must be in neutral or
hydraulic drive disengaged.
The parking brake must be off during this step.
The Safety Straps must be firmly tightened
holding wheels to wheel pads.
NOTE: The mower lift is equipped with a
Steel Pin to protect against overload.
If the mower lift is overloaded with too
much weight, the Steel Pin will break and
release the Crank Handle from the screw
and allow the Crank handle to rotate freely.
If this happens, a new Steel Pin will
need to be installed.
Replacement of Steel Pin
• Remove the rubber O-Ring retainer.
• Slide out the broken Steel Pin and replace
with new Steel Pin provided with the
Mower lift. You may need to use a small
punch or nail to push out the broken
Steel Pin. DO NOT USE A DRILL TO
REMOVE STEEL PIN.
• Replace the rubber O-Ring retainer
making sure it is seated in the groove. Steel Pin
Steel Pin Hole
Drive Socket
O-Ring Retainer

11
RIDING MOWER LIFT
STEP 6
OPERATING INSTRUCTIONS
Raising Mower Lift to Locking Position
• Raise the lift until the lower axle drops into one of the
two notches in the Locking Bar. The locking heights
are approximately 16” and 20” (full height).
• The Locking Bar automatically drops to engage the
lower axle when raising the mower lift.
STEP 7
Preparing the Mower for Service
• Place Wheel Chocks (not included) behind the back tires of the
mower.
• Apply the parking brake on the mower.
• The lower axle must be engaged in one of the notches of the
Locking Bar.
Wheel Chock
STEP 8
Lowering the Mower
• Remove Wheel Chocks.
• Release the parking brake.
• Mower must be in neutral or hydraulic
drive disengaged.
• Lift up and hold the Locking Bar with your foot
and turn the Crank Handle clockwise until the
wheel pads are rmly on the ground.
The Locking Bar must be lifted up until
it clears the last notch. It may be necessary
to raise the lift slightly to allow the Locking Bar
to be lifted up.
Locking Bar
Notches
Lower Axle
Lift Locking Bar
when lowering

12
RIDING MOWER LIFT
OPERATING INSTRUCTIONS
STEP 9
Removing the Mower from the Mower Lift
• Remove the Safety Straps from front mower tires.
• Drive or roll the mower off of the Wheel Pads.
STEP 10
Raising the Mower Lift with a power drill (optional)
The mower lift can be raised or lowered by using a
variable speed corded drill (7 amp minimum) or variable
speed cordless drill (18V minimum).
• The drill will require a 3/8” square driver (not included).
• Remove Crank Handle.
• Firmly insert the 3/8” square driver in the Square
Receiver. Rotate the drill reverse (counterclockwise)
to raise the Lift Arm and rotate the drill in forward
(clockwise) to lower the Lift Arm.
• Locking Bar must be lifted and held up until it
clears the last notch during lowering.
Operator must have a firm grip on the drill before
raising or lowering the Lift Arm.
• Follow all other operating instructions while using the
drill attachment.
• Replace the Crank Handle as necessary for future use.
3/8” Square
Driver

13
RIDING MOWER LIFT
OPERATING INSTRUCTIONS
STEP 11
THE LIFT IS NOW READY FOR STORAGE OR TRANSPORT.
MAINTENANCE SCHEDULE
• Before each use, always check for any
worn, loose or damaged parts on the mower
lift. If any damaged parts are present, do
not use the Mower lift and contact customer
service at 1-877-575-3173.
• Clean and oil the screw thread after every
50 uses or at least once a year using light
machine oil.
• Place lithium grease between all the pivot
points after every 50 uses or once a year.
• Add a few drops of light machine oil to the
Thrust Bearing after every 50 uses or once
a year.
Clean and oil
Screw Thread
Wheel Pad
2
Push Pin 5
Preparing the Mower Lift for Storage
• Remove the Push Pins , slide the
Wheel Pads to the narrowest position
and reinsert the Push Pins.
• Lower the Mower lift until the Wheel
Pads are rmly on the ground.
• Place the Crank Handle in the
storage clips.
2
5
Storage Clips
Oil Thrust
Bearing
Grease all
pivot points

14

15

Distributed By:
MoJack Distributors
3535 N. Rock Road
Wichita, KS 67226
For Customer Support, call: 1-877-575-3173
themojack.com