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TROUBLESHOOTING

Always purchase products labelled ‘HYDRAULIC JACK 
OIL’ .

Do not use brake or transmission fluids, as they can 

damage the seals.

1-YEAR REPAIR WARRANTY

This MAXIMUM product carries a one (1) year LIMITED warranty against defects in 

workmanship and materials. This product is not guaranteed against wear or breakage 
due to misuse and/or abuse. 

The following are excluded from this 1-Year Repair Warranty:
a)  Missing or damaged parts or components that are a result of abuse or misuse;
b)  Any wear and tear to non-critical parts or accessories that do not affect the core 

function of the product.

Made in China 

Imported by MAXIMUM Canada, Toronto, Canada M4S 2B8.

System Air Purge

Jack will not hold load

•  Release valve not closing.
•   Dirt in hydraulic jack oil or pump
     valves not sealing.
•   Refer to Air Purge section.

Lift arm will not lower

Jack feels spongy when lifting

•   Cylinder ram binding.
•   Release valve broken.
•   Parts worn.

•   See Air Purge section.

Problem

Problem, Cause and  Solution

•  Turn release valve counter-clockwise 

one full turn to open.

•  Pump handle eight full strokes.
•  Turn release valve clockwise to closed 

position.

•  Pump handle until the lift arm reaches 

maximum height and continue to pump 

several times to remove trapped air in 
the arm.

•  Turn release valve counter-clockwise 

one full turn to open and allow lift arm 
to react.

•  Close release valve and check for 

proper pump action. It may be 
necessary to perform the above more 
than once to ensure air is evacuated 
totally.

•  Low oil level.

Jack will not lift to full height

WARNING!

11

10

TROUBLESHOOTING

 WARRANTY

model no. 009-0222-4  |  contact us 1-888-670-6682

Summary of Contents for 009-0222-4

Page 1: ......

Page 2: ...efore using the product It contains important information for your safety as well as operating and maintenance advice Keep this instruction manual for future use Should this product be passed on to a...

Page 3: ...l no 009 0222 4 contact us 1 888 670 6682 No Description 1 Base 1 2 Nut M14 5 3 Washer 14 5 4 Bolt M14 x 95 4 5 Back wheel dia 3 5 2 6 Middle wheel dia 2 8 2 7 R clip 5 8 Lock pin 14 x 88 4 9 Leg exte...

Page 4: ...an the hydraulic ram against the upright mast temporarily Install the boom 26 on the top of the upright mast and secure with bolt 30 washer 15 and nut 16 Align and install the top of the hydraulic ram...

Page 5: ...or loose missing or damaged parts If the crane is damaged in any way it should be removed from service immediately Check for unauthorized modi cation of the product Modi cations to this product and or...

Page 6: ...Release valve not closing Dirt in hydraulic jack oil or pump valves not sealing Refer to Air Purge section Lift arm will not lower Jack feels spongy when lifting Cylinder ram binding Release valve br...

Page 7: ......

Page 8: ...isation Ce guide contient des consignes de s curit importantes ainsi que des consignes relatives l utilisation et l entretien du produit Conservez ce guide d utilisation pour toute consultation ult ri...

Page 9: ...ez avec nous 1 888 670 6682 N Description 1 Cadre 1 2 crou M14 5 3 Rondelle 14 5 4 Boulon M14 x 95 4 5 Roue arri re diam tre 90 mm 2 6 Roue m diane diam tre 71 mm 2 7 Clavette en R 5 8 Goupille de blo...

Page 10: ...26 sur le dessus du m t et xez la avec un boulon 30 une rondelle 15 et un crou 16 Alignez et installez le haut du v rin hydraulique dans l trier de la che et xez le avec un boulon 22 une rondelle 15...

Page 11: ...cadre du v rin la che et la rallonge de che V ri ez si des pi ces sont desserr es manquantes ou endommag es Arr tez d utiliser la grue d atelier imm diatement si elle est endommag e V ri ez si la gru...

Page 12: ...faire descendre le bras de levage Fermez la soupape de s ret et v ri ez si la pompe fonctionne bien Il peut tre n cessaire d effectuer les tapes pr c dentes plus d une fois pour s assurer que l air es...

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