Avery Weigh-Tronix ZM401, Service Manual

Page: 137 / 156

ZM400 Series Indicators Service Manual 137
13 Technical illustrations
13.1 Stainless steel enclosure assembly
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Fastener Torque Values
Torque lb-in (N-m)
3.5 lb-in (0.4 N-m)
6 lb-in (0.68 N-m)
10 lb-in (1.13 N-m)
5.3-7.1 lb-in (0.6-0.8 N-m)
Fasteners
Item 62, 68 (M3)
Item 64 (M4)
Item 66 (M4) PCB brackets
Item 52 (vent, membrane)
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21
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CAUTION: The acorn nuts holding the back plate of the indicator in
place must each be tightened, in multiple passes, in a criss-cross
pattern to a final torque of 0.68 N-m (approximately 6 in-lbs) to ensure
proper gasket sealing. See illustration of the tightening pattern in
Torque specifications on page 10
Strain Relief
Torque Specs
3/4” NPT
Strain Relief
PG13.5 Strain
Relief
PG11 Strain
Relief
PG7 Strain
Relief
Dome Nut
66.4 lb-in
7.5 N-m 33.2 lb-in
3.75 N-m 33.2 lb-in
3.75 N-m 22.1 lb-in
2.5 N-m
Lock Nut
44.2 lb-in
5 N-m 22.1 lb-in
2.5 N-m 22.1 lb-in
2.5 N-m 14.4 lb-in
1.62 N-m
Top View of
Indicator Showing
Ribbon Cable Clamp
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ITEM DESCRIPTION QTY
1 OVERLAY KEYPAD, MODEL ZM40x 1
2 PAD, NEOPRENE-1.00 DIA 2
3 KNOB, 4 LOBE-M6 2
4 STAND, ENCLOSURE ZM400 1
5 LOSKID7/16"HEX,1/16"THK W/9672 4
6 BRACKET, PC BOARD ZM4XX1 1
7 NUT,M4 W/EXT LOCK WASHER SST 11
8 CABLE ASSY MAIN/DSPL INTFC ZM 1
9 PCB ASSY, MAIN ZM305/4XX 1
10 STANDOFF, HEX M3 x 0.5mm x 14mm M/F SST 4
11 LABEL, BLANK 1
12 NUT, ACORN-M4,LOWER-CHAMFER 14
13 VENT,MEMBRANE GREY W/NUT 1
14 PLATE, ENCLOSURE BACK1 1
15 GASKET, UNIVERSAL ZM3XX1 1
16 SCREW, MACH PH M3x0.5x6mm SST 13
17 SEALANT, DOW CORNING 748 4 mL
18 ENCLOSURE, WELDMENT ZM4XX 1
19 DISPLAY/PCB ASSEMBLY 1
20 DISPLAY PCB 1
21 DISPLAY 1
22 SCREW, SEMS, M3.0 X 0.5 X 8mm 4
23 NUT,M3 W/EXT LOCK WASHER SST 6
24 CABLE CLAMP, ALUMINUM FLAT 1
25 SHIELD, POWER SUPPLY-ZM4XX 1
26 POWER SUPPLY, 100-240VAC 65W 24V 1