Xii service and maintenance – Crown Boiler TWZ175 User Manual
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taBlE 3b: carlIn BurnEr cOnFIGuratIOn anD sEtuP Data
BURNER MODEL
EZ-1HP
EZ-1HP
EZ-1HP
EZ-1HP
EZ-1HP
EZ-1HP
EZ-1HP
EZ-2HP
STANDARD
DEL.
HAGO
HAGO
DEL.
DEL.
HAGO
HAGO
DEL.
NOZZLE
0.55/70B 0.60/60ES 0.85/60B 0.75/60A 1.00/60A 1.25/60B 1.00/60B
1.50/60A
PUMP PRESS (psi)
150
150
150
150
150
150
150
150
HEAD BAR
0.50
0.60-0.65 0.85-1.00
0.75
0.85-1.00 1.10-1.25 0.85-1.00
1.50
STARTING
BAND SETTING
0.55
0.60
0.75
0.75
1.00-1.10 1.25-1.35
0.90
1.75
DRAFT OVER FIRE
(in w.c.)
MAX. SMOKE
(bacharach scale)
FLUE CO2 (%)
MIN.
11.0
11.0
11.0
11.0
11.0
11.0
11.0
11.0
MAX
12.5
12.5
12.5
12.5
12.5
12.5
12.5
12.5
TWZ125 TWZ150 TWZ120 TWZ175 TWZ200
-0.02
-0.02
-0.02
-0.02
BOILER MODEL
TWZ065 TWZ075 TWZ100 TWZ090
#1
#1
#1
-0.02
-0.02
-0.02
-0.02
#1
#1
#1
#1
#1
taBlE 3c: rIEllO BurnEr cOnFIGuratIOn anD sEtuP Data
BURNER MODEL
40F5
40F5
40F5
40F10
40F10
40F10
STANDARD
DEL
DEL
DEL.
DEL
HAGO
DEL
NOZZLE
0.60/60A 0.85/60W
1.00/60A 1.25/60B
1.35/45B 1.65/45B
PUMP PRESS (psi)
150
150
150
150
150
150
TURBULATOR
0
2
4
1
1.5
2
AIR
SHUTTER SETTING
2.60
2.85
4
3
3
3.8
DRAFT OVER FIRE
(in w.c.)
MAX. SMOKE
(bacharach scale)
FLUE CO2 (%)
MIN.
11.0
11.0
11.0
11.0
11.0
11.0
MAX
12.5
12.5
12.5
12.5
12.5
12.5
TWZ150
TWZ120
TWZ175
TWZ200
BOILER MODEL
TWZ065
TWZ075
TWZ100
TWZ090
TWZ125
-0.02
#1
#1
#1
#1
#1
#1
-0.02
-0.02
-0.02
-0.02
-0.02
XII service and Maintenance
The following procedure should be performed on an annual basis:
1) Turn off electrical power and oil supply to the boiler.
2) Clean the boiler as follows:
a) Remove vent connector and piping.
b) Remove barometric draft regulator.
c) Remove top jacket panel to gain access to boiler flue collector.
d) Unscrew four wing nuts and remove canopy retaining carriage bolts, lift off the canopy and ceramic fiber sealing
strips.
e) Unplug the burner, disconnect the oil lines (if the pump is hard piped), and remove the two 5/16” bolts securing the
burner door. Open the burner swing door.