Carrier AquaEdge 19DV series Start-Up, Operation And Maintenance Instructions Manual page 16

The chiller should be charged with refrigerant. Follow the
leak test procedure (page 18).
If the chiller is spring isolated, keep all springs blocked
in both directions to prevent possible piping stress and dam-
age during the transfer of refrigerant from vessel to vessel
BOLT SIZE
(in.)
LOW CARBON STEEL
MINIMUM
1
/
4
5
/
16
3
/
8
7
/
16
1
/
2
9
/
16
5
/
8
3
/ 105
4
7
/ 140
8
1 210
1
1 / 330
8
1
1 / 460
4
3
1 / 620
8
1
1 / 740
2
5
1 / 1010
8
3
1 / 1320
4
7
1 / 1630
8
2 1900
1
2 / 2180
4
1
2 / 3070
2
3
2 / 5120
4
3 6620
Table 4 — Bolt Torque Requirements, Foot Pounds (Metric Bolts)
BOLT SIZE
(METRIC)
M4
M6
M8
M10
M12
M16
M20
M24
M27
Table 3 — Bolt Torque Requirements, Foot Pounds
SAE 2, A307 GR A
HEX HEAD
NO MARKS
MAXIMUM
4 6
8 11
13 19
21 30
32 45
46 65
65 95
150
200
300
475
660
885
1060
1450
1890
2340
2720
3120
4380
7320
9460
CLASS 8.8
MINIMUM
1.75
6
14
28
48
118
230
400
580
during the leak test process, or any time refrigerant is being
transferred. Adjust the springs when the refrigerant is in op-
erating condition and the water circuits are full. Any piping
weights are to be separately supported.
SAE 5
SOCKET HEAD OR HEX
WITH 3 RADIAL LINES, OR SA499
MEDIUM CARBON STEEL
MINIMUM MAXIMUM
6 9
13 18
22 31
35 50
53 75
75 110
105 150
175 250
265 380
410 580
545 780
770 1,100
1,020 1,460
1,220 1,750
1,670 2,390
2,180 3,110
2,930 4,190
3,150 4,500
4,550 6,500
5,000 7,140
8,460 12,090
11,040 15,770
MAXIMUM
2.5
9
20
40
70
170
330
570
830
16
SAE 8
HEX HEAD
WITH 6 RADIAL LINES OR
SA354 GR BD
MEDIUM CARBON STEEL
MINIMUM
9
20
32
53
80
115
160
260
415
625
985
1,380
1,840
2,200
3,020
3,930
5,280
5,670
8,200
11,350
15,710
19,900
CLASS 10.9
MINIMUM MAXIMUM
2.5
8
20
40
70
170
330
570
820
MAXIMUM
13
28
46
75
115
165
225
370
590
893
1,410
1,960
2,630
3,150
4,310
5,610
7,550
8,100
11,710
16,210
22,440
28,440
3.5
12
30
57
100
240
470
810
1175