Technical FAQs

Ask a Question

What are the repair parts for a HU365AWK, Series E4, Heavy Duty Safety Switch?

Issue:
Previous design repair parts

Product Line:
Heavy Duty Safety Switches

Environment:
Maintenance

Cause:
Field repair parts

Resolution: 
The parts listed here are the only field replaceable parts.

Line base assembly - 4055218950SEL (3-required and arc suppressor assembly is not included)
Arc suppressor assembly - 4051270850 (3-required) [Replaced obsolete part number 4051270850SEL]
Lug Assembly- 4025113650
Line base phase insulator - 4055219301 (1 required)
Line base mounting screws - 4020600901 (2 required per base assembly)
Operating Handle assembly - 4051217251
Handle knob kit - 4028343550 (the black & red knob at the end of the handle)
To replace the Vault Handle and/or the Linkage Assembly, the following new items are required:
(1) 4051273650 (includes Linkage Assembly, (2) Springs, (2) E-Clips, and (1) O-Ring
(1) 4051219450SEL - Vault Handle (if needed – we recommend replacing this also)
See attached instructions for replacing the vault handle and linkage assembly.
Was this helpful?
What can we do to improve the information ?