Weil-McLain CGA25SPDN 2a Prepare boiler placement and setup, Place boiler/crate near position

GOLD CGa Gas-Fired Water Boiler — Boiler Manual

2a Prepare boiler — placement and setup

Place boiler/crate near position

1.,EAVE BOILEROIN CRATE AND ON PALLET until installa- tion site is ready.

2.Move entire crate and pallet next to selected loca- tion.

3.Remove crate. ,EAVE BOILEROON PALLET

4.Remove boiler from pallet as follows:

a.Tilt left side of boiler up and place a board under left legs.

b.Tilt boiler the other way and place a board under right legs.

c.Slide boiler backwards off pallet and into posi- tion.

$O NOTODROP BOILER OR BUMP JACKET ON mOOR OR PALLETL$AMAGE TO BOILER

can result.

 #HECKELEVEL

a.Shim legs, if necessary.

B $O NOT ALTER LEGS

Inspect orifices and burners

1.Remove front jacket door. Remove base access panel (See &IGURE , item , page 62).

 #HECKE FORO CORRECTLYSIZED MANIFOLD ORIlCES 3EEE 4ABLE  below for sizing. (The orifice size is stamped on the orifice spud barrel.)

4ABLE  Manifold orifice sizing

Location	Natural gas
U. S.	0-2,000 ft	over 2,000 ft
	2.00 mm	(Note 1)
Canada	0-2,000 ft	2,000-4,500
	2.00 mm	1.90 mm

Location	Propane gas
U. S.	0-2,000 ft	over 2,000 ft
	1.30 mm	(Note 1)
Canada	0-2,000 ft	2,000-4,500
	1.30 mm	1.20 mm

Note 1: For elevations above 2,000 feet, contact your local Weil-McLain sales office for details.

#ORRECTLYSIZEDL MANIFOLD ORIFICES

must be used. Failure to do so will result in severe personal injury, death or substantial property dam- age.

3. Level and straighten burners.

"URNERSNMUST BE PROPERLY SEATED IN slots in burner rest with their open- ings face up. Main burner orifices must inject down center of burner. Failure to properly seat burners will result in severe personal injury, death or substantial property dam- age.

4. Reinstall access panel.

$O NOTOOPERATERBOILER WITHOUTHAC- cess panel secured in place. Failure to comply could cause momentary flame rollout on ignition of main flame, resulting in possible fire or personal injury hazard.

Orifice replacement procedure

(when required)

1.Remove access panel.

2.On gas manifold, mark location of main burner with attached pilot assembly.

3.Remove main burner with attached pilot assembly from manifold. Remove all remaining burners.

4.Remove and discard all main burner orifices in gas manifold.

5.Apply a small amount of pipe dope to each of the new orifices and install in the manifold. Make sure the orifices are aligned correctly, not cross-threaded in the manifold tappings.

Use only pipe dope compatible with propane gas, even if boiler is to be operated on natural gas. Failure to comply could result in severe per- sonal injury, death or substantial property damage.

6.Reinstall main burner with attached pilot assembly at location marked on gas manifold. Reinstall all remaining burners.

7.Follow check-out procedure, Section , page 33.

12 Part Number 550-101-009/0107