R4Dw-X S Spare Parts - Hilti R4DW-X S Manual De Instrucciones

head screws (9) and tighten all screws with 6 mm Allen
wrench.
11.5 Trigger valve plunger (37) and trigger valve
bushing assembly (35)
Install 0-rings (36) and (38). Set the trigger valve plunger
(37) into the trigger valve bushing (35) and insert them
into the grip assembly (40). Insert 5 0-rings (55) in trig-
ger valve body assembly (56), mount this in housing
(15) and push upwards towards trigger valve plunger
(37). Insert 2 each hex socket screws (58) with wash-
ers (57) and secure with 3mm Allen Wrench. (torque
wrench (to 4,4 ft-lbf / 6Nm.
11.6 Nosepiece (8)
Insert nosepiece (8) over driver blade assembly (16)
and mount on the flange assembly (10). Slightly tight-
en 3 hex socket screws (5) with spacing sleeve (7) by
hand. Then tighten down with torque wrench (to 8,8 ft-
lbf / 12Nm)
11.7 Safety valve piston assembly (54)
(Safety yoke disassembled, see 10.3) Mount 3 0-rings
(55). Place spring (67) in housing bore. Slide safety valve
piston assembly (54) into housing (15).
11.8 Safety yoke (1)
(Valve piston and nosepiece already assembled, see 11.6
and 11.7) Mount spring (4) with safety yoke (1) onto
nosepiece (8) and insert safety yoke arm in safety valve
piston (54). Mount guide plate (2) and secure hex lock-
nuts (3) with 10 mm fork wrench.

12. R4DW-X S Spare Parts

Ref # Hilti # Description
1 11967 Safety yoke DW-X
2 11912 Guide plate
3 51117 Prevail torque hex nut M6
4 12547 Compression spring 1,4X10,6X38
5 72477 Hex skt hd cap screw M6X30
7 11913 Spacing sleeve
8 380654 Nose R4DW-X assy
9 12585 Hex skt hd cap screw M8x30
10 380551 Flange DW-X S assy
11 12503 O-ring 78,97X3,53
12 12440 Buffer
13 380645 Cylinder assy
14 12497 O-ring 63,17X2,62
15 380466 Housing assy
16 380652 Driver blade S assy
17 12501 O-ring 53,57X3,53
18 12499 O-ring 80X3
19 12498 O-ring 64,77X2,62
Printed: 07.07.2013 | Doc-Nr: PUB / 5070502 / 000 / 00
NOTE: Check for free movement of the safety yoke. It will
be necessary to remove one hex head screw (5) in order
to install safety yoke arm into safety valve piston (54).
11.9 Pusher (47) and grip (63)
Slide pusher (47) into magazine assembly (48) from the
front. Pull back scroll spring (51) slightly. Slide grip (63)
into pusher (47) and press down over scroll spring (51),
aligning grip pin (65) with detents in magazine. Align
holes in grip and pusher. Secure both pieces with spring
pin (62) using a 2 mm pin punch. Make sure pin (62) is
flush with top and bottom of pusher.
11.10 Magazine assembly (48)
(Safety valve piston, safety yoke, pusher and grip assem-
bled, see 11.7, 11.8 and 11.9) Insert magazine assem-
bly (48) as far as it will go in nosepiece (8). Secure 2
hex socket screws (29), washers (61) and locknuts (66)
with 17 mm fork wrench and 5 mm Allen wrench. Tight-
en (to 14,8 ft-Ibf / 2ONm) with torque wrench.
11.11 Check tool for proper operation
11.12 Connect the tool to a 175 PSI (12 bar) air
supply
Insert a nail strip. The tool must not fire by depressing
the trigger alone or by depressing the safety yoke alone.
Never point the tool at a person.
Ref # Hilti # Description
44 12056 Plug coupling
45 12534 Grip cover
46 14948 Plate
47 11906 Pusher
48 11940 Nail magazine MA/MX assy
49 12539 Blind rivet
50 11907 Spring clip
51 12452 Scroll spring 14X0,3X600
52 380647 Valve bushing lwr. assy
53 12495 O-ring 9,25X1,78
54 380648 Valve piston assy
55 12088 O-ring 4,47X1,78
56 380649 Valve body assy
57 8610 Retaining washer SCHNORR 5
58 9648 Hex skt hd cap screw M5X25
59 380646 Valve bushing upr. assy
60 380499 Dowel pin 3M6X18
61 66299 Washer 10,5
en
3 / "
8
7