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CONTENTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . PAGE

Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,3

Installation Requirements:

Boiler Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Boiler Foundation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Chimney Requirements . . . . . . . . . . . . . . . . . . . . . . . . 4

Minimum Clearance . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Vent Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Vent Damper Installation . . . . . . . . . . . . . . . . . . . . . . . 5

Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Electrical Controls and Wiring. . . . . . . . . . . . . . . . . 6-10

Boiler Water Temperature Control. . . . . . . . . . . . . 10-15

Sequence of Operation . . . . . . . . . . . . . . . . . . . . . . . 16

Boiler Room Air Supply and Ventilation . . . . . . . . . . . 17

Water Piping at Boiler . . . . . . . . . . . . . . . . . . . . . . . . 17

Operating Instructions:

Filling and Venting Water Systems. . . . . . . . . . . . . . . 17

Initial Start:

Safety Information and Lighting Instruction . . . . . . . . 20

Burner Adjustment, Checking Gas Input . . . . . . . 20-21

Care and Maintenance

General Maintenance. . . . . . . . . . . . . . . . . . . . . . . . . 21

Water Level Check . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Annual Inspection and Cleaning . . . . . . . . . . . . . . . .  22

Safety Check for Control Systems . . . . . . . . . . . . . . . 22

Protection from Freezing/Water Treatment. . . . . . . . . 22

Keeping Area Clear . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Troubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Piping a Heating-Cooling System . . . . . . . . . . . . . . . . . . 24

Replacement Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

HOT WATER MODELS S-34 THROUGH S-150

INSTALLATION AND OPERATING INSTRUCTIONS

GAS-FIRED CAST-IRON BOILERS FOR NATURAL AND L.P. PROPANE GASES

SENTRY

The installation must conform to the requirements of the
authority having jurisdiction or, in the absence of such
requirements, to the National Fuel Gas Code, ANSI Z223.1-
latest edition.  The installation must also conform to the
additional requirements in this Slant/Fin Instruction Book.

In addition, where required by the authority having jurisdic-
tion, the installation must conform to American Society of
Mechanical Engineers Safety Code for Controls and Safety
Devices for Automatically Fired Boilers, No. CSD-1. If there
is any conflict in the above requirements, then the more
stringent requirement will apply.

This manual must be left with owner and should be hung
on or adjacent to the boiler for reference.

WARNING

This boiler, gas piping and accessories must be installed,
connected, serviced and repaired by a trained, experienced
service technician, familiar with all precautions required for
gas-fired equipment and licensed otherwise qualified, in
compliance with the authority having jurisdiction.

®

Printed in U.S.A. 317

PUBLICATION S-42

Part No. 46-0771

Heating Contractor

Address

Phone Number

Boiler Model Number

Boiler Serial Number

Installation Date

This manual must be left with

owner and should be hung on or

adjacent to the boiler for reference.

WARNING

SEE “WARNING” ON PAGE 4 FOR LIQUEFIED

PETROLEUM (L.P.) PROPANE GAS-FIRED BOILERS

IMPORTANT

READ ALL OF THE FOLLOWING WARNINGS

AND STATEMENTS   BEFORE READING THE

INSTALLATION INSTRUCTIONS

CANADIAN ENERGY

PERFORMANCE

VERIFIED

RENDEMENT

ENERGETIQUE

VERIFIE

Summary of Contents for S-34

Page 1: ...atest edition The installation must also conform to the additional requirements in this Slant Fin Instruction Book In addition where required by the authority having jurisdic tion the installation mus...

Page 2: ...entry Note Height dimension increases by 1 3 4 when comustible floor kit is used Vent damper may be installed horizontally on all models with use of a vent elbow For more information see figure 2 page...

Page 3: ...it containing electric wires or telephone cables consult local codes or the National Board of Fire Underwriters for specific requirements S 34 2 81 8 145 8 4 33 61 4 190 S 60 3 111 8 175 8 4 37 41 2 2...

Page 4: ...1 NFPA 54 latest edition which will be referred to as the National Fuel Gas Code Local codes apply If a masonry chimney is exposed to the outdoors on one or more sides below the roof line exterior chi...

Page 5: ...e connector to the out door chimney or vent as close to the draft hood as practi cable and without modification of the draft hood or the vent damper See figures 1 2 and 3 2 The inlet size of the vent...

Page 6: ...supply otherwise shock or death can result 1 Power Supply A separately fused circuit is recommended Use a standard 15 amp fuse or breaker and 14 gage conductors in BX cable or conduit Provide disconn...

Page 7: ...ITS EQUIVALENT IGNITER CABLE PILOT GAS PIPE ELECTRIC IGNITION PILOT CIRCULATOR BLOCKED VENT SAFETY SWITCH ROLL OUT SWITCH L2 L1 C1 C2 B1 IGNITION MODULE 24V GND 24V I2 B2 VENT DAMPER HARNESS I1 WIRE...

Page 8: ...8 Sentry Figure 5 Multizoning of Sentry boilers pump zoning system using R845A relay Figure 6 Multizoning of Sentry boiler 2 zone system pump zoning system using R882A B relays...

Page 9: ...9 Sentry Figure 7 Multizoning of Sentry boilers zone valve system using V8043E F zone valves Figure 8 Multizoning zone valve system with indirect water heater DHW Priority using R882A B relay...

Page 10: ...10 Sentry Figure 9 Single zone with indirect water heater DHW Priority using R882A B relay...

Page 11: ...orks below If the heating system is unable to supply needed heat to the house the ECONOMY Dial should be turned to a lower setting example In a three zone house turn the dial to 2 or 1 Conversely if t...

Page 12: ...in the display as Pro 2 Turn the HI TEMP dial to select feature 2 3 Push the Test Settings Button to c for Celsius or F for Fahrenheit 4 Reset LO TEMP and HI TEMP settings to desired temperatures see...

Page 13: ...al to access the Program Mode indicated in the display as Pro 2 Turn the HI TEMP dial to select feature 5 3 Push the Test Settings Button to turn Circulator Hold Off or OFF 4 Reset LO TEMP and HI TEMP...

Page 14: ...ve OFF 2 Fahrenheit or Celsius F c Degrees Fahrenheit Degrees Celsius F 3 LWCO Manual or Automatic Reset A b Automatic Reset Manual Reset A 4 Circulator Options A b C Circulator operation on T TV call...

Page 15: ...oiler operation TEST SETTINGS Button ToTest Low Water Cut Off Press and hold the Test Settings but ton for 5 seconds The display will read LCO LWCO TEST LCO The red Low Water light should illuminate a...

Page 16: ...BURNERS OFF VENT DAMPER CLOSES CIRCULATOR OFF SYSTEM GOES TO STANDBY SPARK GENERATOR MODULE POWERED S8600F OR S8600M IGNITION SPARK STARTS AND PILOT VALVE OPERATOR OPENS S8670E IGNITION SPARK AND PIL...

Page 17: ...larger capacity tank Locate the tank near the boiler as illustrat ed An automatic air vent should be installed in the top of the boiler or air purger See figure 10 B PUMP LOCATION Locating low head p...

Page 18: ...18 Sentry Figure 11 Zoning with circulators optional indirect DHW tank...

Page 19: ...19 Sentry Figure 12 Zoning with zone valves optional indirect DHW tank...

Page 20: ...mell for gas including near the floor If you then smell gas STOP Follow B in the safety information above on this page If you don t smell gas go to next step 8 Turn gas control knob counterclockwise t...

Page 21: ...ce at maximum oper ating temperature after prolonged operation NOTE Observe operation of the pilot burner with appli ance doors in the final operating position Use of a mir ror may be helpful 2 Safety...

Page 22: ...perature is reached the high limit switch should open and the main gas valve should close automatically If the high limit does not operate to close the main gas valve the valve the high limit or the w...

Page 23: ...orizontal run of smokepipe 4 Inadequate chimney or venting system REMEDY 1 Check clean re light See instructions 2 Open gas valve s 3 Close switch 4 Replace fuse 5 Check control Clean contacts or repl...

Page 24: ...er level in boiler Remove and check sensor to ensure metal to metal contact between sensor and inside surface of well Has the event damper opened Control will not fire burner if damper did not fully o...

Page 25: ...y hot water to heating coils in air handling units flow control valves or other devices must be installed to prevent gravity circulation of water in the coils dur ing the cooling cycle IF REPLACEMENT...

Page 26: ...ing after 5 min utes of main burner operation Use the flame of a match or candle or smoke from a cigarette cigar or pipe f After it has been determined that each appliance remaining connected to the c...

Page 27: ...27 Sentry...

Page 28: ...CORPORATION Greenvale N Y 11548 Phone 516 484 2600 FAX 516 484 0933 Canada Slant Fin LTD LTEE Mississauga Ontario www slantfin com Slant Fin Corp 2017 Printed in the U S A 317 Publication No S 42 P N...

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