Crown Boiler 24-07 用户手册

25

8.  Combination Label and Crown Logo Plate were 

attached to jacket front panel at time of manufacture.  

If loose or peeling, apply pressure to reset adhesive.

9.  On steam boilers, attach lowest permissible water  

level plate (from steam trim carton) to the front  

panel using sheet metal screws.

10. Tighten all sheet metal screws to complete jacket  

 assembly.

11. RTC Bracket (if used)- install bracket in top right 

corner of front panel with four (4) #8 x 3/4” self 

tapping screws.

  BURNER MOUNTING PLATE - Refer to Figures 16 

and 23.
1.  Using silastic sealant, secure the 3/16” diameter 

rope gasket to the groove along the mounting plate 

opening in the front section.

2.  Install 5/16” x 1” lg. cap screw in lower tapping on 

front section to carry weight of burner mounting 

plate.

3.  Engage bottom slot on burner mounting plate with 

matching bolt in bottom tapping of front section.  

Align mounting holes and fasten the mounting plate 

to the boiler sections with seven (7) remaining 5/16” 

cap screws and washers.  Fully tighten all bolts.

G. 

BURNER   MOUNTING   PLATE.   

Refer to Figures 16 and 23.

1.  In all cases the burner adapter plate carton for the 

specified burner will be provided by Crown.

2.  Open Adaptor Plate carton and remove contents.  

Apply four (4) small dabs of silastic on rear surface 

of adapter plate to temporarily hold gasket in 

place.  Hold adapter plate in position against burner 

mounting plate, align holes and secure with five (5) 

3/8” lock washers and 3/8” x 7/8” lg. cap screws.

3.  Follow burner manufacturer’s instructions using 

gasket material and hardware provided with burner.

4.  USE A HOLE SAW OR KNIFE TO CUT BURNER 

MOUNTING PLATE INSULATION TO MATCH 

HOLE SIZE ON BURNER ADAPTER PLATE.  

After cutting, remove any and all loose pieces of 

insulation which may become lodged or interfere 

with the head of a burner air tube after insertion. 

Confirm that hole in insulation fits snugly around 

burner blast tube. If hole is oversized, use fiberglass 

rope gasket provided with burner to fill in any space 

between insulation and blast tube. If rope gasket 

is not provided with the burner, use 3/8” fiberglass 

rope (provided by others).

5.  For boilers without tankless heaters, proceed 

to Step H (Install Steam Trim) or I (Install Water 

Trim).

6.  For boilers with tankless heaters, install the 

tankless heater manifolds according to Figure 37.