Hilti R4DW-X S, Руководство по эксплуатации, Страница: 10 / 36

7
e n
head screws (9) and tighten all screws with 6 mm Allen
wrench.
11.5 Trigger valve plunger (37 ) and trigger valve
b ushing assem b ly (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 assem b ly (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.
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 assem b ly (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 b ar ) 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.
12. R4DW-X S Spare Parts
Ref # Hilti # Description Ref # Hilti # Description
1 11967 Safety yoke DW-X 44 12056 Plug coupling 3 /
8
”
2 11912 Guide plate 45 12534 Grip cover
3 51117 Prevail torque hex nut M6 46 14948 Plate
4 12547 Compression spring 1,4X10,6X38 47 11906 Pusher
5 72477 Hex skt hd cap screw M6X30 48 11940 Nail magazine MA/MX assy
7 11913 Spacing sleeve 49 12539 Blind rivet
8 380654 Nose R4DW-X assy 50 11907 Spring clip
9 12585 Hex skt hd cap screw M8x30 51 12452 Scroll spring 14X0,3X600
10 380551 Flange DW-X S assy 52 380647 Valve bushing lwr. assy
11 12503 O-ring 78,97X3,53 53 12495 O-ring 9,25X1,78
12 12440 Buffer 54 380648 Valve piston assy
13 380645 Cylinder assy 55 12088 O-ring 4,47X1,78
14 12497 O-ring 63,17X2,62 56 380649 Valve body assy
15 380466 Housing assy 57 8610 Retaining washer SCHNORR 5
16 380652 Driver blade S assy 58 9648 Hex skt hd cap screw M5X25
17 12501 O-ring 53,57X3,53 59 380646 Valve bushing upr. assy
18 12499 O-ring 80X3 60 380499 Dowel pin 3M6X18
19 12498 O-ring 64,77X2,62 61 66299 Washer 10,5
Printed: 07.07.2013 | Doc-Nr: PUB / 5070502 / 000 / 00