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Installation Instructions for Bulletin 140U NFPA 79
Internal Rotary Operating NFPA Handle
(Cat 140U-K-NH12, -NH21)
ATTENTION: To prevent electrical shock, disconnect from power source before installing or servicing.
Cut shaft and tube to proper length
1
L = D - 127 mm
(L = D - 5 in)
D
D
without Bracket = 257 mm (10-1/8 in)
MIN
T = L - 139 mm
(T = L - 5.5 in)
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2 3
Install Assembly Operate Switch
1
2.0 - 2.25 Nm
(18 - 20 lb-in)
2
Important: Check for full range of motion.
1
2
TOP
0.9 - 1.1 Nm
(8 - 10 lb-in)
3
41053-376-01 (1)
Printed in U.S.A.
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