Parker MA3 Series, Бюллетень по техническому обслуживанию

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5
Parker Hannifin
Cylinder and Accumulator Division Europe
Maintenance Bulletin
'Mill Type' Cylinders
MA3 Series
Key to Part Numbers
27 Gland retainer (secured by screws or threaded)
34 Piston rod – single rod, no cushion
35 Piston rod – single rod, cushion at head end
36 Piston rod – single rod, cushion at cap end
37 Piston rod – single rod, cushion at both ends
40 Gland wiperseal
41 Lipseal
45
O-ring (gland/head)
46 O-ring, piston/rod (2 off – Chevron piston)
47 Back-up washer for cylinder body O-ring 26
55 Piston locking pin
Low Friction Piston, Fig. 6 Standard Piston, Fig. 5 Chevron Piston, Fig. 7
Standard Gland & Seals, Fig. 2 Low Friction Gland & Seals, Fig. 3 Chevron Gland & Seals, Fig. 4
40
41
14a
134
124
45
123 140b 140a
55
127 125
126 46
127
123 141a 141b
40
14a
134
45
132 46
55
133 131 133
134
136
14b
45
27
139a
138
137
139b
40
46
142
17a
55
143
17b
40
41
14a
134
124
45
123 140b 140a
55
127 125
126 46
127
123 141a 141b
40
14a
134
45
132 46
55
133 131 133
Contents and Part Numbers of Service Kits
Gland Service Cartridge Kit, Standard and Loadholding Seals Contains items 14a, 40, 41, 45, 123, 124, 134, 140a, and two of 140b.
Gland Service Cartridge Kit, Chevron Seals Contains items 14b, 40, 45, 134, 137, 138, 139a, and two of 139b.
Gland Service Cartridge Kit, Low Friction Seals
Contains items 14a, 40, 45, 134, 141a, and two each of 123, 124, 141b.
Gland Service Kit, Standard and Loadholding Seals Contains items 40, 41, 45, 123, 124, 134, 140a, and two of 140b.
Gland Service Kit, Chevron Seals Contains items 40, 45, 134, 137, 138, 139a, and two of 139b.
Gland Service Kit , Low Friction Seals Contains items 40, 45, 134, 141a, and two each of 123, 124, 141b.
Piston Service Kit, Standard Seals Contains items 46, 125, 126, and two of 26, 47 and 127.
Piston Service Kit, Chevron and Loadholding Seals Contains items 142, and two each of 26, 46, 47 and 143.
Piston Service Kit, Low Friction Seals Contains items 46, 131, 132, and two of 26, 47 and 133.
69a Cushion needle valve cartridge sealing washer
70a
Cushion needle valve cartridge
73 Floating cushion bush
74 Cushion bush retaining ring
123 Stepseal
124
Pre-load ring for stepseal 123
125 Standard piston seal
126 Energising ring for Standard seal 125
127 Wear ring for Standard piston
131 Low Friction piston seal