JACK ADJUSTMENT
INSTRUCTIONS
Adjustment of 1st flame air shutter position
•
To increase air supply capacity, turn ring nut C1 anticlockwise;
use the counter wrench on body A of the jack to prevent too
much being exerted on the eyelet of pin H. This action lowers
body A and favours the opening of air shutter F in first stage.
To reduce the flow of air turn ring nut C2 clockwise, also in this
case use the counter wrench on the body of the jack. In this
case body A is raised and favours the closing of air shutter F.
•
After adjustment of the 1
flame air, lock the two ring nuts C1
st
and C2.
Adjustment of 2nd flame air shutter position
•
Slacken the locking nut E.
•
To increase 2
flame air flow, slacken screw D; in this way the
nd
travel distance of the hydraulic piston will be lengthened. To
reduce air flow tighten the screw.
•
After 2
flame air flow adjustment, tighten nut E.
nd
To avoid damaging eyelet H, carry out all the adjustment
!
operations with use of wrench and counter wrench.
Legend:
A –
Hydraulic jack body
B –
Air regulation screw 1
C1, C2 – Ring nuts for adjusting and locking of air shutter
position in 1
D –
Air regulation screw 2
E –
Locking nut
F –
Air adjustment gate
G –
Air inlet
H –
Support eyelet
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