Electrical Controls And Wiring - Slant/Fin SENTINEL Installation And Operating Instructions Manual

Sentinel
ELECTRICAL WIRING
DANGER: Before wiring, always turn off electric power
supply,
1. Power Supply
A separately fused circuit is recommended. Use a standard
15 Amp. fuse or breaker and 14 gauge conductors in BX
cable or circuit.
Provide disconnect means and overload protection as
required. See boiler wiring diagram (Figure 7).
Boiler must be electrically grounded in accordance with
requirements of the authority having jurisdiction, or, in the
absence of such requirements, with the National Electrical
Code, ANSI/NFPA 70-latest edition.
ELECTRICAL CONTROLS AND
WIRING
A. The electrical power to the
boiler must be on a separate-
ly fused and live circuit.
B. If an external electrical source
is utilized, the boiler, when
installed, must be electrically
grounded in accordance with
the requirements of the
authority having jurisdiction
or, in absence of such
requirements, with the Cana-
dian Electric Code – CSA-
C22.1, Part 1 – latest edition.
C. Basic control wiring diagrams
are supplied. Other control
systems may be factory sup-
plied, see User's Information
Manual and Instructions
packed with control system
supplied.
D. After placing the boiler in
operation, the safety shutoff
device must be tested. See
page 16 safety check.
WIRING DIAGRAM FOR SENTINEL(SE) BOILERS
HYDROLEVEL HYDROSTAT CONTROL
24V
Z
THERMOSTAT
T
TV
L2
L1
GREEN
HOT
BLACK
120V I
WHITE
NEUTRAL
WIRE LEGEND:
FACTORY WIRED
FIELD WIRED, FIELD SUPPLIED
: PROVIDE DISCONNECT MEANS AND
I
OVERLOAD PROTECTION AS REQUIRED
IF ANY OF THE ORIGINAL WIRE AS SUPPLIED
WITH THE APPLIANCE MUST BE REPLACED.
IT MUST BE REPLACED WITH TYP 105 OR
ITS EQUIVALENT.
CAUTION:
LABEL ALL WIRE PRIOR TO DISCONNCTION WHEN SERVICING CONTROLS.
WIRING ERRORS CAN CAUSE IMPROPER AND DANGEROUS OPERATION.
"VERIFY PROPER OPERATION AFTER SERVICING".
Figure 7
2. Power Connection
Connect hot and neutral to L1 and L2 terminal of the boiler
control (See figure 7).
Connect ground wire to ground screw inside boiler control.
3. Thermostat Connections
Thermostat connections must be to T and TV screw termi-
nals of boiler temperature control (See Figure 4).
4. Multi Zoning
For pump zoning system, see Figures 8 and 9, for zone
valve system, see Figure 10. DO NOT use boiler trans-
former to power external accessories like zone valve and
relays, overload and/or burned-out transformer and boiler
malfunction can result.
MODEL 3200
ECONOMY
LO TEMP HI TEMP
PLUG
C2 B1 B2 I1 I2
C1
BLUE
CIRCULATOR
RED
RED RED
BLOCKED VENT
ROLL-OUT
SAFETY SWITCH
SWITCH
ELECTRIC
IGNITION
PILOT
IGNITER CABLE
PILOT GAS PIPE
VENT DAMPER
HARNESS
HONEYWELL IGNITION MODULE
24V(GND)
MV
MV/PV
24V
RED
PV
GND
(BURNER)
GREEN
GAS VALVE
BLK
PV
GND
MV MV PV
WHITE
RED
46 1014 000
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