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- Last added
- 2026-11-06
Featured WINSLOW manuals
WINSLOW SWM3520 SWM4220 SWM4820 Service Guide
This document serves as a service guide for WINSLOW SWM3520, SWM4220, and SWM4820 fireplaces. It provides essential safety information, a list of replacement parts with part numbers, and detailed wiring diagrams for the different models. The guide is intended for qualified technicians or service agencies to perform repairs and maintenance.
Covers: Replacement Parts · Wiring Diagram · Preparing for Service · Main Control Board Replacement · Flicker Motor Replacement · Heater Assembly Replacement
Latest WINSLOW manuals
WINSLOW SWM3520 SWM4220 SWM4820 Service Guide
Service Manual 15 pages · 1.7 MB · ENService guide for WINSLOW SWM3520, SWM4220, and SWM4820 fireplaces, covering replacement parts, wiring diagrams, and repair procedures.
Which document do I need?
Service Manual
Disassembly, diagnostics and part numbers, for repair.
Questions answered in WINSLOW manuals
How long must the heating elements cool before servicing?
You must allow at least 10 minutes for the heating elements to cool off to avoid accidental burning of skin.
What tool is needed to remove the post securing the ember bed LED strips?
A 3/16" wrench can be used if there is too much resistance removing the post by hand.