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6. To properly adjust the unit, turn the adjustment knob so that it takes equal effort to move the load up and
down.
7. Tighten lock nut on regulator stem to ensure adjustment is maintained.
Single Balance (S) Control 254 mm (10 in.) Unit
Regulator Installation Refer to Dwg. MHP1353
Place the unit on a clean, sturdy work surface with the end cap
upright. Pull out the wire rope or chain until reel bottoms out.
Remove S control kit from package, check to ensure that "O" Ring is
in correct position on back of regulator (2). Install the regulator on
the end cap with the 4 mounting screws and lock washers (3, 4, 5).
The control kit is supplied with a coil hose assembly (6). Connect
coil hose to "A" port of regulator.
Servo Installation
Mount the unit on overhead suspension, with wire rope or chain
fully extended. Determine proper wire rope or chain location for the
Servo, refer to the load hook installation section of manual. Attach
the Servo valve to wire rope or chain. Refer to Dwgs. MHP1354
and 1355.
Operational Adjustment Refer to Dwg. MHP1353
• A minimum of 4.8 bar (70 psi) is required to operate the
regulator.
• Prior to performing operational adjustment make sure air supply is off and wire rope is slack.
1. Turn the pilot regulator screw counter-clockwise until 13 mm
(1/2 in.) of thread is visible.
2. Adjust the auxiliary flow control screw by turning clockwise completely.
3. Adjust the trim valve by turning the screw clockwise completely and then
turning counter-clockwise 1 to 2-1/2 full turns.
4. Attach the Servo to the wire rope or chain as shown in Refer to Dwgs. MHP1354
and 1355. Do not connect air line (6) from regulator to Servo at this time.
5. Attach load hook to wire rope or chain and load.
6. Connect and turn on the air supply. Set supply line regulator so that the unit
receives a constant pressure from 4.8 to 6.9 bar (70 to 100 psi.).
7. Turn the pilot regulator screw clockwise until the load rises at the desired speed.
Tighten lock screw.
• The up and down speed should be the same for ease of adjustment.
• The auxiliary flow valve is fully open when 3.2 mm (1/8 in.) of screw head
protrudes from regulator body. Do not open beyond this point.
8. Rotate the auxiliary flow control screw counter-clockwise until the load lowers at
the desired speed.
9. Make sure the adjustment ring on the Servo is turned counter-clockwise. Attach
NOTICE
WARNING
NOTICE
CAUTION
S Control Kit
254 mm (10 in.) Unit
Aux.
Flow
8
6
(Dwg. MHP1353)
6
Trim
3 4 5 (Not shown
Valve
in this view)
2
Pilot
Regulator
Screw
Adjustment
7
Ring
1
Wire Rope
Installation
Adjustment
Ring
Air
Exhaust
Wire
Rope
(Dwg. MHP1354)
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