HydroTherm 70-195 Installation And Operation Instructions Manual Download Page 38

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INSTALLATION AND OPERATING INSTRUCTIONS

Table 11.4: Controls/Circulator/Vent Damper

Description

Quantity

Required

Stock

Code

Limit Beckett 7600B

–

50335

Well Beckett 7600TW03B

–

50341

Sensor Beckett 7600P06B

–

50339

Limit w/ Sensor Hydrolevel 3200

–

50334

Well Hydrolevel 48-201

–

50723

Temperature-Pressure Gauge

–

51324

Safety Relief Valve, 30 PSI, Conbraco 10-408-05

–

50501

Safety Relief Valve, 50 PSI, Watts #350

–

99950

Flame Roll-Out Safety Shut-Off Switch

–

51587

Blocked Vent Shut-Off (Spill) Switch

–

90592

Vent Damper – 70-105

90608

Vent Damper – 140-175

90609

Vent Damper – 195

90610

Summary of Contents for 70-195

Page 1: ...er resulting in possible severe personal injury death or substantial property damage The boiler can only be operated with a dust freeairsupply Followtheinstructionmanualprocedurestoductairtotheboilera...

Page 2: ...28 A GENERAL 29 B DAILY WITH BOILER IN USE 29 C WEEKLY WITH BOILER IN USE 29 D MONTHLY WITH BOILER IN USE 29 E ANNUALLY BEFORE START OF HEATING SEASON 29 10 BOILER DIMENSIONS RATINGS 31 11 REPAIR PART...

Page 3: ...on must conform to American Society of Mechanical Engineers Safety Code for Controls and Safety Devices for Automatically Fired Boilers ASME CSD 1 NOTICE In accordance with Section 325 f 3 of the Ener...

Page 4: ...imum required volume of indoor air for appliances other than fan assisted and for the boiler shall be determined as follows where Iother Input of appliances other than fan assisted in Btu hr ACH air c...

Page 5: ...ucts each opening shall have a minimum free area of 1 in2 per 2000 Btu hr 22 cm2 per 2000 W of total rated input for all appliances in the space See Figure 1 5 b One Permanent Opening Method Provide o...

Page 6: ...area specified ii Where the free area through a louver or grille is not known it shall be assumed that wooden louvers will have 25 free area and metal louvers and grilles will have 75 free area iii N...

Page 7: ...N 1 Size the supply and return to suit the system A typical piping arrangement is shown in Figure 3 1 Refer also to the I B R Guide Residential Hydronic Heating Installation Design for additional guid...

Page 8: ...ler water during the cooling cycle 8 If this boiler is installed above radiation level provide a low water cutoff device either as a part of the boiler or at the time of boiler installation B SAFETY R...

Page 9: ...ves Figure 3 6 Zone Piping with Circulators C PIPING FOR ZONED SYSTEMS 1 See Figures 3 5 and 3 6 for basic zoned system layouts 2 Run each zone pipe down then up to zone to prevent air accumulation in...

Page 10: ...PROTECTION For new or existing systems that must be freeze protected 1 Glycol in hydronic applications is specially formulated for this purpose It includes inhibitors which prevent the glycol from at...

Page 11: ...to the round draft hood outlet vent connector on top of the boiler or in vent piping close to the boiler See the Vent Damper Installation Instructions below B VENT DAMPER INSTALLATION GENERAL 1 Do not...

Page 12: ...cts such as tools equipment rags etc and remove if present 5 Insert vent pipe into but not beyond the inside wall of the chimney flue 6 Do not connect vent connectors serving appliances vented by natu...

Page 13: ...ace in operation the appliance being inspected Follow the lighting instructions Adjust thermostat so appliance will operate continuously Mettre en service l appareil inspecter Suivre les instructions...

Page 14: ...e combination gas controls If your code requires such a valve a suggested location is shown in Figure 5 1 7 Check piping for leaks Use an approved gas detector a non corrosive leak detection fluid or...

Page 15: ...140 56 1 6 175 70 2 0 195 78 2 2 Pipe Length in Feet Me ters 3 4 Pipe 1 Pipe 1 1 4 Pipe 1 1 2 Pipe 10 3 0 278 7 9 520 14 7 1050 29 7 1600 45 3 20 6 1 190 5 4 350 9 9 730 20 7 1100 31 1 30 9 1 152 4 3...

Page 16: ...on of the various controls 3 This boiler is supplied with safety devices in addition to the limit For a description of these devices and how they work to ensure the safe operation of the boiler see Se...

Page 17: ...17 INSTALLATION AND OPERATING INSTRUCTIONS Figure 6 2 Wiring Diagram Intermittent Ignition 7600B Control...

Page 18: ...18 INSTALLATION AND OPERATING INSTRUCTIONS Figure 6 3 Wiring Diagram Intermittent Ignition 3200 Control...

Page 19: ...19 INSTALLATION AND OPERATING INSTRUCTIONS D SEQUENCE OF OPERATION Figure 6 4 Intermittent Ignition System Operating Sequence...

Page 20: ...r leaks If leaks are found drain the system and repair as required 8 Connect a manometer to the gas valve on the valve outlet gas manifold Use the 1 8 NPT tapping provided 9 Confirm that the gas suppl...

Page 21: ...21 INSTALLATION AND OPERATING INSTRUCTIONS Figure 7 3 Operating Instructions...

Page 22: ...22 INSTALLATION AND OPERATING INSTRUCTIONS Figure 7 4 Operating Instructions...

Page 23: ...r level is above the control s sensing well 4 LOW WATER CUT OFF FOR GRAVITY SYSTEMS OR HOT WATER BOILERS INSTALLED ABOVE RADIATION LEVEL If limit control does not incorporate a low water cut off featu...

Page 24: ...lve will weep or open allowing fresh water to enter the system 6 Do not allow the system controls to subject the boiler to excessively low water temperatures which would cause condensation of flue gas...

Page 25: ...e technicians These individuals must follow all applicable codes and regulations in repair of any boiler problems Should overheating occur or the gas supply fail to shut off do not turn off or disconn...

Page 26: ...ply ventilation and venting system 1 Insufficient pilot flame 2 Pilot burner orifice clogged 3 Overfiring 4 Misaligned burners or pilot 5 Draft problem in boiler room Delayed ignition 1 Increase pilot...

Page 27: ...IF CONTROL GOES INTO LOCKOUT OR RETRY DELAY RESET THE CALL FOR HEAT CHECK CONTINUITY OF IGNITION CABLE AND GROUND WIRE CLEAN FLAME ROD CHECK ELECTRICAL CONNECTIONS BETWEEN FLAME ROD AND MODULE CHECK F...

Page 28: ...ry Measures Provide adequate ventilation Wear a NIOSH MSHA approved respirator Wear long sleeved loose fitting clothing and gloves to prevent skin contact Wear eye goggles Minimize airborne dust prior...

Page 29: ...ound on the top of the safety relief valve see Figure 5 for location of the safety relief valve Boiler temperature should never be higher than 250 F 121 C 4 Check for water leaks in boiler and system...

Page 30: ...l to prevent leakage of the products of combustion h Re install the top of the jacket vent damper and vent pipe i Re install burners 2 Inspect entire venting system for corrosion support and joint int...

Page 31: ...r Size Jacket Rear of Jacket to c l of Vent D Left of Jacket to c l of Vent E Vent Size Diame ter F Length Depth A Width B Height C inch mm inch mm inch mm inch mm inch mm inch mm 70 26 5 8 676 12 1 2...

Page 32: ...r Pan Description Quantity Required Stock Code 1 Base Assembly 70 7800 Base Assembly 105 7801 Base Assembly 140 7802 Base Assembly 175 7803 Base Assembly 195 7804 2 Observation Cover Door 51771 3 Base...

Page 33: ...33 INSTALLATION AND OPERATING INSTRUCTIONS Figure 11 2 Manifold Figure 11 3 Gas Valve and Pilot Intermittent Ignition...

Page 34: ...6 50894 Orifice Spud 48 Natural Gas 140 8 50894 Orifice Spud 48 Natural Gas 175 10 50894 Orifice Spud 49 Natural Gas 195 12 50895 Orifice Spud 56 LP Gas 70 4 50899 Orifice Spud 56 LP Gas 105 6 50899 O...

Page 35: ...35 INSTALLATION AND OPERATING INSTRUCTIONS Figure 11 4 Block Draft Hood Figure 11 5 Jacket...

Page 36: ...or Draft Hood 140 90512 Flue Collector Draft Hood 175 90513 Flue Collector Draft Hood 195 90514 14 Flue Collector Blanket Seal specify length needed 50866 16 Jacket Assembly Complete Jacket 70 90445 J...

Page 37: ...37 INSTALLATION AND OPERATING INSTRUCTIONS Figure 11 6 Controls Circulator Vent Damper...

Page 38: ...ckett 7600P06B 50339 Limit w Sensor Hydrolevel 3200 50334 Well Hydrolevel 48 201 50723 24 Temperature Pressure Gauge 51324 25 Safety Relief Valve 30 PSI Conbraco 10 408 05 50501 Safety Relief Valve 50...

Page 39: ...39 INSTALLATION AND OPERATING INSTRUCTIONS...

Page 40: ...s been altered or modified in any way b to any expenses including labor or material incurred during removal or reinstallation of the Product or parts thereof c to any other cast iron parts of the boil...

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