Parker Helac PowerTilt PT-4.5, Руководство по обслуживанию и ремонту

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5
Parker Hannifin Corporation
Helac/Cylinder Division
Enumclaw, Washington USA
www.helac.com
PowerTilt Tilting Coupler
PT-4.5 Service & Repair Manual
HY34-1370
Parts List & Disassembly
Disassembly
Cross Port Relief Valve
3 4
2
1
Item Description Quantity
1............ Manifold Body .................................................1
2............ O-Ring .............................................................2
3............ Dual Relief.......................................................1
4............ Dual PO Check ...............................................1
All numbers that appear in
parenthesis ( ) in the following
sections are referring to items on
Page 3.
1. First remove the tie rod, washer and nut
assembly (409, 410, 411, 412), cap screws
(114) and washers (115) to remove the lower
coupler, bucket, attachments and/or other
assemblies.
2. Next remove the port plugs (106) and
drain the oil. Inspect the oil for signs of
contamination, i.e. water, metal shavings.
3. During the end cap removal process, begin
with removing the set screws (113) that
cover the end cap lock pins (109). Using
a 4 mm drill bit, drill a hole in the center of
each lock pin to a depth of approximately
9.5 mm. Remove the lock pins using a screw
extracting tool. Insert two appropriately
sized screws and service pins in the grease
ports. Unthread the end cap (4) by turning it
counterclockwise using a pry bar. Remove the
end cap and set aside
for inspection.
4. Rotate the shaft (2) and piston sleeve (3) so
both components are flush with the ring gear
inside the housing (1). Do not remove the
Secure product to work bench.
NOTICE
SECTION A-A
SCALE 1 : 1
PARTS LIST
PART NUMBER VENDOR DESCRIPTION QTY ITEM
C3773A HPS MANIFOLD (ALUMINUM) 1 1
DC08-40-0-N-25 HYDRAFORCE DUAL PO CHECK 1 2
RVBD-08-N-S-0-50 @ 3250 PSI COMMAND CONTROLS DUAL RELIEF 1 3
2-012 V PARKER O-RING 2 4
A
A
===== PROPRIETARY NOTICE =====
C
2012
HYDRA-POWER SYSTEMS, INC.
HYDRA-POWER SYSTEMS, INC.
THIS DRAWING, SKETCH OR TEXT CONTAINS
CONCEPTS, DESIGNS, PRODUCTS AND INFORMATION
THAT IS PROPRIETARY TO HYDRA-POWER SYSTEMS,
INC. AND MAY NOT BE REPRODUCED OR GIVEN TO
A THIRD PARTY WITHOUT THE WRITTEN CONSENT OF
HYDRA-POWER SYSTEMS, INC.
CHK
Portland, Oregon
BY
SCALE
DATE
OF
SHT
CURRENT JOB #
PREVIOUS JOB #'s
REFERENCE DWG's
CUSTOMER
REV
4
C3678
1
1
10/16/12
1:1
VEST
PO CHECK
MANIFOLD ASSY
HELAC
C3773A (MACH)
M24684
"C"
ASSEMBLY
REVISION HISTORY
REV DESCRIPTION DATE APPROVED
1 RELEASE FOR APPROVAL
10/16/2012
ETS
2 REDUCED BLOCK HEIGHT TO 1.500" 10/17/2012 ETS
3 CHANGED P/N OF ITEM 3 10/17/2012 ETS
4
CHANGED BLOCK SIZE, MOVED V1 & V2
PORTS PER CUST REQUEST
10/23/2012
ETS
3.50
5.09
3.00
1.50
2
3
2
32
3
2.11
1.06
2.11
1.06
4
4
4
4
4
.25
.50
.05
.33 .68 .70 .70 .68
2.75
1.50
4
From Excavator