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Schwank SST-MS Series, Modulating Operation

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34

 

SST Extreme X & SST Extreme S MODULATING I&O Manual 

 

RD: JAN 2022

 

RL: 1A 

 

 

#

 

PART DESCRIPTION

 

MODEL

 

GAS TYPE 

PART # 

PART DESCRIPTION PRIMARY 

11

 

SIGHT GLASS ASSEMBLY

 

ALL

 

NG; Propane

 

JS-0536-SK 

Sight glass assembly - tube heater 

12

 

IGNITER KIT

 

ALL

 

NG; Propane

 

JA-0571-SK 

Igniter & gasket kit / DSI tube heater 

13

 

24 VDC BLOWER ASSEMBLIES

 

80 to 155

 

NG; Propane

 

JS-0579-43 

24 VDC, 43W Blower Assembly 

 

  

205 to 250

 

NG; Propane

 

JS-0579-63 

24 VDC, 63W Blower Assembly 

14

 

BURNER CHAMBER

 

ALL

 

NG; Propane

 

JS-0504-SS-TEP 

Aluminized combustion chamber painted 

15

 

BLOWER GASKET

 

ALL

 

Each

 

JS-0591-ST 

SST Blower Gasket 

16

 

EQUALIZER PLATE

 

80

 

NG; Propane

 

JS-0593-SS 

SST Outlet equalizer plate SSTM-80 

 

  

115

 

NG; Propane

 

JS-0593-ST 

SST Outlet equalizer plate SSTM-115 

 

  

155

 

NG; Propane

 

JS-0593-ST  

SST Outlet equalizer plate SSTM-155 

 

  

205

 

NG; Propane

 

JS-0593-SV 

SST Outlet equalizer plate SSTM-205 

 

  

250

 

NG; Propane

 

JS-0593-SW 

SST Outlet equalizer plate SSTM-250 

17

 

BLOWER INTAKE RESTRICTOR

 

80

 

NG; Propane

 

JS-0595-SD-M 

Blower Air Intake Restrictor: 1.375 inch Hole 

 

  

115

 

NG; Propane

 

JS-0595-SF-M 

Blower Air Intake Restrictor: 1.9 inch Hole 

 

  

155

 

NG; Propane

 

JS-0595-SG 

Blower Air Intake Restrictor: 2.375 inch Hole 

 

  

205

 

NG; Propane

 

JS-0595-SH 

Blower Air Intake Restrictor: 3.625 inch Hole 

 

  

250

 

NG; Propane

 

JS-0595-SH 

Blower Air Intake Restrictor: 3.625 inch Hole 

18

 

SHORT KEEPERS

 

ALL

 

NG; Propane

 

JS-0583-SS-TES65 

SSTE Short Keepers 

19

 

GROMMET INLET

 

ALL

 

NG; Propane

 

JP-2101-XX 

Grommet Inlet 1/2”       

 

20

 

NIPPLE

 

ALL

 

NG; Propane

 

 JX-0209-GA  

Nipple Galvanized 1/2" X 6" 

21

 

GAS VALVE 

-

 MODULATING

 

ALL

 

NG; Propane

 

JA-0506-SS-M 

Modulating Gas Valve 

22

 

NIPPLE

 

ALL

 

NG; Propane

 

JX-0209-XZ-GA  

Nipple Galvanized  1/2" X 3" 

23

 

UNION

 

ALL

 

NG; Propane

 

JO-0315-GA 

1/2" Galvanized Steel Union 

24

 

BUSHING 

-

 MANIFOLD 

 

ALL

 

NG; Propane

 

JS-0589-GA 

Galvanized Bushing Manifold 3/8" to 1/2" 

25

 

90 DEGREE ELBOW

 

ALL

 

NG; Propane

 

JS-0588-GA 

90 Degree Elbow Galvanized Elbow 1/2"F X 
1/2"M 

26

 

PRESSURE  SWITCH TUBE

 

ALL

 

NG; Propane

 

JS-0572-ST 

Tubing Set 3/16 X 5/16” x 14.0”

 

27

 

AIR PROVING SWITCH

 

80

 

NG; Propane

 

JS-0576-XX 

Air proving Switch 0.48" WC 

 

  

115

 

NG; Propane

 

JS-0575-UL 

Air proving Switch 0.70" WC 

 

  

155

 

NG; Propane

 

JS-0575-UL 

Air proving Switch 0.70" WC 

 

  

205

 

NG; Propane

 

JS-0576-XY 

Air proving Switch 1.15" WC 

 

  

250

 

NG; Propane

 

JS-0575-ZA 

Air proving Switch 1.40" WC 

28

 

TRIM GASKET

 

ALL

 

NG; Propane

 

JS-0530-40-KT 

Trim Lok Gasket 

30

 

MODULATING CONTROLLER

 

80

 

NG; Propane

 

JS-0579-91-80-SSME  Modulating Tube Heater Controller, 80 

 

  

115

 

NG; Propane

 

JS-0579-91-115-SSME  Modulating Tube Heater Controller, 115 

 

  

155

 

NG; Propane

 

JS-0579-91-155-SSME  Modulating Tube Heater Controller, 155 

 

  

205

 

NG; Propane

 

JS-0579-91-205-SSME  Modulating Tube Heater Controller, 205 

 

  

250

 

NG; Propane

 

JS-0579-91-250-SSME  Modulating Tube Heater Controller, 250 

Summary of Contents for SST-MS Series

Page 1: ...is not available call the fire department WARNING FIELD CONVERTIBILITY This appliance is field convertible to LP gas Only use a kit available from manufacturer Follow instructions provided in the kit...

Page 2: ...roduct and or this manual This publication or parts thereof may not be reproduced in any form without prior written con sent from The Manufacturer Unauthorized use or distribution of this publication...

Page 3: ...FER TO THE GENERAL MANUAL INCLUDED FOR THIS SERIES HEATER GENERAL MANUAL TABLE OF CONTENTS TOPIC PAGE IMPORTANT INFORMATION READ FIRST APPLICATION 5 HEATER EXPANSION 6 25 GAS CONNECTION 6 24 VENTING 6...

Page 4: ...for installation in a Class 1 or Class 2 explosive environment nor in a residen tial dwelling If installation of this equipment is in question consult with the local authority having jurisdiction Fire...

Page 5: ...A Type 1 Hose Gas Connector 205 000 or less JL 0771 RC 1 2 x30 225 000 or more JL 0771 RB 3 4 x30 See next page for dimensions of heater components Burner tube reflector turn box MODULATING RANGE INPU...

Page 6: ...d 10 11 4 1 2 136 1 2 20 21 252 30 30 8 1 2 368 1 2 40 40 4 1 2 484 1 2 Tube Length L center air intake to end 50 50 600 60 59 8 1 2 716 1 2 70 69 3 1 2 832 1 2 80 79 948 POSITION BURNER END HANGER 4...

Page 7: ...0 72 000 30 TH P3PP ST Aluminized Steel 3 x 2 25 x 36 No action re quired 115 000 72 000 40 TH P4PP ST Aluminized Steel 3 x 2 25 x 36 Remove 1 turbu lator from 4th tube 155 000 100 000 40 TH P4PP ST A...

Page 8: ...8 SST Extreme X SST Extreme S MODULATING I O Manual RD JAN 2022 RL 1A...

Page 9: ...9 SST Extreme X SST Extreme S MODULATING I O Manual RD JAN 2021 RL 1A...

Page 10: ...ved by straightening tabs see below A Base Tube Kit may need turbulator removal depending on input rate see below and illustra tion next page The orientation of the turbulator s up down sideways in th...

Page 11: ...et above grade Twelve inches from flue vent terminal of any heater with input up to 100 000 Btu hr Three feet from flue vent terminal of any heater over 100 000 Btu hr An optional horizontal fresh air...

Page 12: ...structure above the level of the heater s Consult your local code and ANSI Z223 1 latest edition for all venting requirements and practices Canada It is required that the heater s be electrically int...

Page 13: ...As an Option for vertical vent two heaters may be vented through an approved common 4 x 4 x 6 Vent Tee supplied by the manufacturer or by using approved components as indicated in local codes Vent pi...

Page 14: ...it heats and cools Configuration of the vent must allow for heater expansion VERTICAL VENT Orientation of the vent at 90 to heater will allow for heater expansion and contraction HORIZONTAL VENT See...

Page 15: ...shall be installed and supported without any dips or sags and shall slope upward toward the vent or chimney at least 1 4 in ft Use a certified termination cap as supplied by the manufacturer of the ve...

Page 16: ...ding materials from deg radation by flue gases Install termination cap a minimum of 18 inches from the outside wall to the inside edge of ter minal opening to alleviate back pressure caused by turbule...

Page 17: ...window or door that opens or gravity air inlet to a building Less than 4 ft horizontal clearance from gas and electric meters regulators and relief equipment CANADA specific horizontal vent requireme...

Page 18: ...of the post purge feature any Ther mostat control must be installed in the thermostat circuit from the terminal block TR TW A line voltage Thermostat or an ON OFF control switch installed in the 120V...

Page 19: ...19 SST Extreme X SST Extreme S MODULATING I O Manual RD JAN 2021 RL 1A 8A SST MX SST MS WIRING DIAGRAM 24V OR 120 VOLT THERMOSTAT OPERATION ONE HEATER PER THERMOSTAT...

Page 20: ...20 SST Extreme X SST Extreme S MODULATING I O Manual RD JAN 2022 RL 1A 8B SST MX SST MS MULTIPLE TUBE HEATERS PER COMMON THERMOSTAT...

Page 21: ...21 SST Extreme X SST Extreme S MODULATING I O Manual RD JAN 2021 RL 1A 8C POTENTIOMETER CONTROLL SINGLE TUBE HEATERS PER COMMON THERMOSTAT...

Page 22: ...22 SST Extreme X SST Extreme S MODULATING I O Manual RD JAN 2022 RL 1A 8D POTENTIOMETER CONTROLL MULTIPLE TUBE HEATERS PER COMMON THERMOSTAT...

Page 23: ...for heat after one hour the control will automatically reset and attempt to ignite the burner again three trials At any time less than the 1 hour auto reset recovery from lockout requires a manual res...

Page 24: ...f 160 F All connections should be made with UL approved 105 C rated 18 gauge stranded 054 thick insulated wire Refer to wire diagram page 35 when connecting the Series 35 61 to other components in the...

Page 25: ...IF this manual is in 8 5 x 11 booklet format pages folded in half then use these bars IF this manual is printed 8 5 x 11 full page format use these bars OR AD SERVICE CHECKS Flame current passes thro...

Page 26: ...Bad control check LED for steady on D 24VDC Power Unit is bad E Modulating Controller bad 3 Pressure switch input okay but no Trial for Ignition after purge delay A Mis wired check PSW terminal voltag...

Page 27: ...CK AIR PRESSURE WITH MANOMETER CHECK FOR OBSTRUCTION IN THE AIR INTAKE REPLACE DEFECTIVE BLOWER VISIBLY CHECK IF IGNITER IS SHORTING OUT CHECK GROUND WIRING REMOVE AND INSPECT IGNITER AND LEAD CHECK B...

Page 28: ...OUND WIRE AS A POOR GROUND COULD RE SULT IN ERRATIC BEHAVIOUR AND NUISANCE SHUTDOWNS EVEN THOUGH OPERATION IS NOR MAL AT THE TIME OF CHECKOUT CHECK FOR EXCESSIVE HEAT AT SENSOR INSU LATOR AS TEMPERATU...

Page 29: ...ESTED PRIOR TO SHIPMENT HOW EVER THIS APPLIANCE IS NOT PLUG PLAY IT REQUIRES COMMISSIONING AND FIELD ADJUSTMENT SPECIFICATIONS CONFIRMATION TO ENSURE SAFE AND EFFI CIENT OPERATION TO ENSURE THAT SITE...

Page 30: ...T IS THE VOLTAGE READING AT THE IGNITION MODULE VOLTS WHAT IS THE FLAME SIGNAL STRENGTH IN uA FROM SENSOR uA microamps IS HEATER CONTROLLED BY A THERMOSTAT YES NO IS THE THERMOSTAT STRATEGICALY LOCATE...

Page 31: ...tructions to make the gas conversion Refer to the table below for kit part numbers NOTE All Kits include a Gas Orifice and Valve Conversion Kit with Pressure Regulator Spring and Cap and instructions...

Page 32: ...rated heat content no orifice change is required in the heater Check with your local utility regarding de rating and the following specifically for country of installation 14A ORIFICE CONVERSION MODEL...

Page 33: ...COMBUSTION CHAMBER GASKET NG Propane JS 0601 SSTE Silicone Combustion Chamber Flange Gasket 9 BURNER CUP ALL NG Propane JS 0512 SS TM SSTM Burner Cup Steel 10 MAIN BURNER ORIFICE 80 NG JS 0717 DM Gas...

Page 34: ...S 0595 SH Blower Air Intake Restrictor 3 625 inch Hole 18 SHORT KEEPERS ALL NG Propane JS 0583 SS TES65 SSTE Short Keepers 19 GROMMET INLET ALL NG Propane JP 2101 XX Grommet Inlet 1 2 20 NIPPLE ALL NG...

Page 35: ...L DSI CONTROL ALL NG Propane JB 0568 SST Channel Micro 53N 24 3 45 15 30 60 T00062 35 POWER SUPPLY ALL NG Propane JA 0775 SE Power Supply SSTE 24VDC 100W 36 COMPONENT PLATE ALL NG Propane JS 0581 SS T...

Page 36: ...to 250 1st to 2nd 2nd to 3rd tube 225 to 250 1st to 2nd tube connec tions JA 0516 SK Tube Connection Kit Stainless Steel Coupler Rivet 225 to 250 1st to 2nd 2nd to 3rd tube 42 COUPLER ALUMINIZED STEEL...

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