8. trOubleSHOOtiNg
Problem
cause
Solution
The forks
DO NOt
reach maximum
height.
Hydraulic oil level too low.
Top up the oil.
The forks
DO NOt
lift.
no or low hydraulic oil.
The oil is contaminated.
The lifting/lowering mechanism needs adjustment.
Air in the hydraulic system.
Top up tank with hydraulic oil.
Change the oil.
Follow procedure in section 5.
Purge the air as in section 5.
The forks
DO NOt
lower.
The lifting/lowering mechanism needs adjustment.
Truck stored with ram raised, allowing corrosion.
Forks obstructed.
Follow procedure in section 5.
lubricate piston rod regularly and store in
lowered position.
Remove obstruction.
leaks.
Seals worn or damaged.
Replace seals.
lifting speed not affected by handle
position.
The lifting/lowering mechanism needs adjustment.
Release valve not closing fully owing to oil
contamination.
Follow procedure in section 5.
Change the oil.
Sealey group, kempson Way, Suffolk business Park, bury St edmunds, Suffolk. iP32 7ar
01284 757500
01284 703534
www.sealey.co.uk
eNVirONmeNt PrOtectiON
Recycle unwanted materials instead of disposing of them as waste. All tools, accessories and packaging should be sorted, taken to
a recycling centre and disposed of in a manner which is compatible with the environment. When the product becomes completely
unserviceable and requires disposal, drain any fluids (if applicable) into approved containers and dispose of the product and fluids
according to local regulations.
Note
: It is our policy to continually improve products and as such we reserve the right to alter data, specifications and component parts without prior
notice.
important
: no liability is accepted for incorrect use of this product.
Warranty
: Guarantee is 12 months from purchase date, proof of which is required for any claim.
PT1170H.V2 Issue 3 (HF) 07/02/19
Original Language Version
© Jack Sealey limited