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Front Section Repair Kit Part Number 382-200-300 — Replacement Instructions
Part number 550-141-589/0501
Weil-McLain
500 Blaine Street
Michigan City, IN 46360-2388
http://www.weil-mclain.com
Installation — assembly
14. Insert draw rods. Make sure all sections are aligned
when drawing together, tighten tie rod nuts evenly
(35
+ 5 ft. lbs. torque).
15. Re-install base rail assembly to bottom of block
assembly. Use a level to assure rails are parallel.
16. Apply silicone sealant around vent ell and install,
securing with screw (Series 1 & 2 only) (check that
condensate drain hose is securely fastened).
17. Install studs for blower housing mounting bracket and
block temperature limit switch.
18. Reconnect drain valve and piping on front section. See
Boiler Manual.
a. Do not solder water tubing until Step 19 and all
piping components are doped and tightened,
alignment is critical.
b. When re-soldering water tubing, wet elbows to
prevent pipe dope shrinkage.
19. Install circulator, assuring proper alignment of pump(s)
to all circulator(s) flanges.
20. After all piping components are connected, then solder
water tubing.
21. Pressure test block assembly and water tubing for
leaks as described in Boiler Manual. Repair, if found.
22. Replace blower assembly and burner. See “Blower
Assembly or Burner Replacement Instructions,”
part number 550-141-608, packed with kit.
23. Tilt block assembly back onto base rails.
24. Re-install:
Block temperature limit switch.
Jacket left and interior panels.
External relief valve piping.
External air vent piping.
High limit control and well.
External vent piping.
External combustion air piping, if used.
Vent condensate drain hose.
External system gas and water piping to boiler.
Control tray (if applicable).
All wiring connectors to control tray.
Thermostat wiring.
25. Fill boiler as described in Boiler Manual.
26. Turn on electric and gas to boiler. Check boiler
normal sequence of operation and follow checkout
procedure in Boiler Manual.
27. Check for flue gas leakage around new section
using mirror. Leaks will cause fog on mirror. Repair
any leaks with silicone sealant and recheck.
28. Replace insulation and jacket right, back, front and
top panels.