Special Tools - Enerpac VM43-LPS Manual Del Usuario

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Procedure for Upper Manual Valve Assembly
1.
Position plate (item 11) and bearing (item 12) into cap.
2.
Place o-ring (item 10) into cap groove.
3.
Place o-ring (item 15) and backup washer (item 14) onto
shaft (item 13).
4.
Place roll pin (item 17) into thru hole in disc (item 16). Insert
shaft (item 13) into disc from the solid side of the disc. Align
the thru hole in the shaft with the thru hole in the disc and
press or hammer roll pin until flush with disc outside
diameter.
5.
Lubricate the o-ring and backup washer on the shaft with
grease. Insert the shaft and disc assembly into the valve
cap (item 9).
6.
Place springs (item 22) in each of 3 holes except for hole on
tank side of the body (item 23).
7.
Assemble shear seal (item 18) with 2 backups (item 19) and
o-ring (item 20). The o-ring is placed between the backup
washers.
8.
Lubricate the o-ring and backup washers. Insert the shear
seal assemblies into body (item 23) by hand.
9.
Tighten body onto cap with 2 screws (item 24) with a 5/32"
hex wrench, hand tight.
10. Place 4 o-rings (item 25) onto body.
11. Mount upper valve assembly onto manifold using 4 socket
head cap screws (item 62). Torque to 28-34 ft-lbs [38-46
Nm].
12. Insert spring (item 6) into hole in item 9. Install ball (item 5)
onto the spring.
13. Place disk (item 4) with sharp edged side facing upwards
onto the shaft and resting on ball.
14. Place handle (item 3) onto shaft. Insert washer (item 2) onto
shaft. Apply Loctite 222 to threads on screw (item 1) and
hand tighten.
Procedure for Locking Valves block only:
1.
Seat ball (item 40, figure 4) onto seat (item 33, figure 4) with
press (800 psi with 10-ton ram or 1600 psi with 5-ton ram).
2.
Place o-ring (item 34) and backup (item 35) onto one seat
and lubricate with grease.
3.
Lubricate bore in body with oil and place item 33 into hole.
(See Figure 4 for exact location.)
4.
Place seat with ball facing up into opposite hole.
5.
Place gasket (item 31) onto plugs (item 32). Install o-ring
(item 30) onto plug.
6.
Dip spring (item 39) in grease and place into plug.
7.
Thread plug assembly without spring (see Figure 4) into
manifold ends. Torque to 85-95 ft-lbs [115-128 Nm].
8.
Assemble piston (item 42) with o-ring (item 38) and washer
(item 40).
9.
Turn manifold over and place piston assembly into manifold
10. Place seat with ball facing up into hole. Use seat tool to
position seat in manifold.
11. Thread plug assembly with spring into manifold end. Torque
to 85-95 ft-lbs [115-128 Nm].
All manuals and user guides at all-guides.com

Special Tools

AT0325C
Use for pressing item 7
onto item 6, and to seat
item 7 onto item 57.
NOTE: Break all sharp edges.
Material: hardened
Item 1, Ball
Item 2, Stem
Notes:
1) Make stem as shown.
2) Place ball in countersink seat and braze in place.
3) Clean up excess braze. Do not damage ball.
4) Send assembly to : Engis Diamond Division, Morton Grove, Illinois.
5) Remove all burrs and sharp edges per EES 114-3.
12. Install pipe plugs (qty. 4) into body and torque to 12-15 ft-
13. If needed, dress ball seats using DT-1560-1 ball hone tools
14. Grease ball, guide, spring (items 41, 45, 39) and insert into
15. Install pipe plug (item 44) and torque to 12-15 ft-lbs [16-20
16. Grease ball, guide, spring (items 41, 45, 47) and insert into
7
Dim A
1
steel ball
1
Material: A2 Drill Rod
.03 x 45°
Electroplate front half of ball with diamond grit
4
400, .0012 + .0005/-.0000 on the side.
lbs. [16-20 Nm] using 5/32" Allen.
or similar tool. Replace the body (item 27, figure 4) if in
doubt. Coin ball seats (qty. 3) using ball (item 41) at 120-140
psi [8-9.6bar] on a 10 ton press or 240-280psi [16-19 bar]
on a 5 ton press.
cavity (see figure 4 for orientation). Screw in adjustment
screw (item 26) using 5/32" Allen and turn in 3 turns only.
Nm].
cavity (see figure 4 for orientation). Screw in adjustment
screw (item 26) using 5/32" Allen and turn in 11 turns only.
SECTION A-A
2.62
120°
See Detail A
Detail A
4
Diamond coat this
half of ball
2.50
1
Braze all
2
around

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