McHale Fusion 3 Baler & Wrapper
36
5.8 Which hydraulic system is used?
5.9 Hydraulic spool valve setup
Procedure to select open/closed centre valve configuration:
1. Using a 17 mm spanner, loosen locknut (1) as shown below
2. With a 4 mm Allen key, tighten or unscrew the bolt (2) according to the following
guidelines:
(a) Open Centre (Factory Default): Screw in fully (Do not overtighten)
Tightening torque = 6.0 Nm
(b) Closed Centre/Load Sensing: Unscrew 5 full turns from the fully in
position
3. Re-tighten 17 mm locknut. Tightening Torque = 20 Nm
1. Open Centre
Set as Open Centre
(default factory setting,
as shown in section 5.9)
2. Closed Centre
Set as Closed/Load
Sensing (as shown in
Section 5.9)
3. Load-Sensing
Does the tractor have a
“Power Beyond” &
“Sensing Line”
connection fitted?
Yes
No
Contact your
tractor dealer
to get “Power
Beyond”
option fitted
Set as closed/
load sensing
(as shown in
Section 5.9)
SET-UP (A)
1. Plug feed-line into
auxiliary spool output
ensuring it can supply an
oil flow of at least 45 litres/
min @180 bar.
2. Plug return-line into
free-flow return.
SET-UP (B)
1. Plug feed-line into
auxiliary spool output
ensuring it can supply an
oil flow of at least 45
litres/min @180 bar.
2. Plug return-line into
free-flow return.
SET-UP (C)
1. Plug feed-line into power beyond output
2. Plug return-line into free-flow return
3. Plug sensing-line hose into “Power Beyond”
connection on tractor
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