Schwank SPW-JZ Installation & Owner's Manual
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Schwank SPW-JZ Installation & Owner's Manual

Outdoor, car wash & wet environment
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Model
SPW-JZ, STW-JZ(-JZ2)
OUTDOOR, CAR WASH & WET ENVIRONMENT
LOW INTENSITY TUBE TYPE INFRA RED HEATERS
INSTALLATION / OWNER'S MANUAL
SAFETY ALERT:
This heater must be installed and serviced only by a trained gas service techni-
cian. Failure to comply could result in personal injury, death, fire and/or property
damage.
Do not store or use gasoline or other flammable vapours and liquids in the
vicinity of this or any other gas fired appliance.
IF YOU SMELL GAS:
Extinguish any open flame


Do not attempt to light this or any other appliance
Don't touch any electrical switch, or telephone

Immediately call your gas supplier from a neighbor's phone

Follow any and all instruction from your gas supplier

If your gas supplier is not available, call the fire department

FIELD CONVERTIBILITY:
This appliance is field con-
vertible to LP gas.
Improper installation, adjustment, alteration, service or
WARNING
maintenance can cause property damage, injury or death.
Read the installation and operating and maintenance instruc-
tions thoroughly before installing or servicing this equipment.
Keep this manual in a secure place .
Record for future reference:
Model #:
Serial #:
&
Model
IWP, IW(-2)
(located on heater rating label)
SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual
IM101229
RL: 13A
RD: MAY 2014

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Summary of Contents for Schwank SPW-JZ

  • Page 1 Keep this manual in a secure place . FIELD CONVERTIBILITY: Record for future reference: This appliance is field con- vertible to LP gas. Model #: Serial #: (located on heater rating label) SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 2 5285 Bradco Boulevard Mississauga, Ontario,L4W 2A6 PO Box 988, 2 Schwank Way Waynesboro, Georgia 30830 Customer & Technical Services Phone: 877-446-3727 Fax: 866-361-0523 e-mail: csr@schwankgroup.com www.schwankgroup.com www.infrasave.com SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 3: Table Of Contents

    31. BURNER PARTS LIST ......53 - 54 10. REFLECTOR INSTALLATION ...... 24 TUBE SYSTEM PARTS LIST......55 11. FLUE VENTING..........27 WARRANTY STATEMENT ....BACK PAGE 12. COMBUSTION AIR DUCT ......30 SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 4: Application

    In case of discrepancy, the latest codes, standards, and installation manual will take pri- ority over prior releases. Models SPW-JZ and IWP have a powder coated water resistant burner enclosure and alu- minized steel tube/reflector system. These models may be installed to heat commercial / industrial non-residential outdoor spaces and wet indoor environments.

  • Page 5: Heater Expansion

    CERTIFICATION: MODELS SPW-JZ, STW-JZ, STW-JZ2, IWP, IW, IW2 These model tube heaters are certified to:  ANSI Z83.20 / CSA 2.34 Standard for Gas-Fired Low Intensity Infrared Heaters  ANSI Z83.26 / CSA 2.37 Standard for gas-Fired Outdoor Infrared Patio Heaters...

  • Page 6: Clearance To Combustibles

    Refer to Figure 1 and Table 1 for the certified clearances to combustibles for the appro- priate model input/size. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 7: Clearances Figure & Table

    90F° (50C°) above room temperature. NOTE that in the above table the clearances are measured from the reflector. It is the installer’s responsibility to ensure that building materials with a low heat SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 8: Stacking Height Sign New

    Refer to the information for the heater model being installed in Figure 1 and Table 1 to get the values for dimensions ‘S’, ‘F’ and ‘B’. Post this sign as instructed above. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 9: Labor Requirements

    Use for process or other applications that are not space heating will void the C.S.A. certification and product warranty. Process application requires field inspection and/or certification by local authorities having jurisdiction. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 10: Pre-Installation Survey

    ANSI/NFPA N0 70 in the U.S.A. and PART 1 CSA C22.1 in Canada must also be observed. The heating system must have gas piping of the correct diameter, length, and arrangement to function properly. For this reason, a layout drawing is necessary. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 11: Mounting Clearances

    24 inches (61 cm) to any ONE side to allow servicing of burner, blower and controls. (see Fig- ure 2 below) - the minimum clearances to combustibles must always be maintained. For guidelines to heater placement refer to TABLE 2 (next page). FIGURE 2 SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 12: Heater Placement Guidelines

    The radiant tube heater can be installed in configurations as illustrated in FIGURE 4. (below) with a maximum of two 90° elbows per heater. The use of elbows reduces the total maximum vent allowable. (See Section 11 : Flue venting) SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 13: Elbow Kit Dimensions

    1 Straight line 2 “U” tube with 2 x 90° elbow kits 3 “L” tube with one 90° elbow kit 4 Twinned tubes into common TEE flue vent SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 14 (Not to be reversed) Place the reflector over the plate hang- ers. Secure reflector to hangers with sheet metal screws provided. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 15 Always with the cavity facing toward the ‘burner end’ of the system Place the second reflector over the plate hangers. Secure the reflector with 8 screws to the plate hanger. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 16 5. Bolt the angle adapter to the elbow/tube hanger through the aligned holes 6. The angle adapter will remain in place by resting on the tube 7. Attach reflector to the angle adapter with sheet metal screws SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 17: Suspending The System

    HANGER HOLE IN BEAM NOTE: It is the installer’s responsibility to ensure that mounting hardware and fastening to structure are of sufficient strength to support the system. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 18 The distance between the 8. Hanging Chains tube flange and face of 9. Focus Shield Reflector the plate hanger must be 10. Reflector Stabilizer 2.5” (6 cm) SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 19 Reflector 2. Reflectors 5. 90° Tube Elbow 3. Webbed-Hanger Flange UNDER Reflector 6. Tube/Elbow Coupler FIGURE 10 HANGER / REFLECTOR ORIENTATION HORIZONTAL TO 45 SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 20: Seismic Restraint

    Schwank / InfraSave offers optional items: #2 Lion Chain 115 lb work load x 200 ft roll (PN: JL- 0800-XX); and Safety Snap Hooks (PN: JL-0800-SH = pkg 24; JL-0800-SH-B = pkg 100).

  • Page 21: Burner & Tube Installation

    5) Slide a Torctite tube coupler past the swage onto the next tube to be installed 6) Insert the swaged end of the tube into the next hanger to support its weight SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229...
  • Page 22 ENSURE THAT THE SYSTEM IS LEVEL AND THAT ALL TUBES ARE ALIGNED HORI- ZONTALLY AND VERTICALLY – MAKE ADJUSTMENT AT SUSPENSION POINTS AS REQUIRED—WELDED SEAM OF 1st & 2nd TUBES MUST FACE DOWN (Continued on page 23) SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 23 BURNER AND A MINIMUM OF 24 INCHES (60 cm) FROM EITHER SIDE OF THE BURNER TO A WALL OR ANY OBSTRUCTION THAT WOULD RESTRICT OR LIMIT ACCESS TO THE BURNER FOR SERVICE OR REPAIRS. (SEE SECTIONS 5 & 6 - PRE-INSTALLATION SURVEY AND MOUNTING CLEARANCES) SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...
  • Page 24 8. Slide coupler into position – half onto each tube – covering the rivet head Step 7 9. Tighten coupler bolts to 40 ft-lb 10. Install reflectors 1/4” Rivet Step 8 SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 25: Reflector Installation

    System support chain Auxiliary chain for angle adjustment 1° to 44° (vary the top junction to adjust reflector angle) See more info next page Webbed hanger fitted UNDER reflectors SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 26 5. Insert “S” hook down through hole in the top of the reflector extension 6. Rotate “S” hook approx. 90°, and insert into hole in reflector 7. Settle reflector extension into place SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 27: Flue Venting

    As an Option, two heaters may be vented through an approved common 4" x 4" x 6" Vent Tee (10 x 10 x 15 cm), supplied by the manufacturer. Vent pipe from each heater does not SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229...
  • Page 28 The flue vent system must slope downwards approximately 1/4" per ft (63 mm/ 300 mm) toward the vent terminal, starting at the termination of the radiant tube - radiant tube must be level. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...
  • Page 29  12 inches (30 cm) for inputs up to and including 100,000 Btuh (30 kW)  3 ft (90 cm) for inputs exceeding 100,000 Btuh (30 kW) SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 30: Combustion Air Duct

     Exceeding the allowable lengths noted above may create condensation problems and will void CSA Design Certification and product warranty. continued ... SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 31: See Also "Flexible Gas Connection

    Fire Mar- shall and Department of Labor for possible contaminants and any conflict with the installation of hot surface heating equipment. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 32: Gas Supply

    TABLE 4 LINE PRESSURE MANIFOLD PRESSURE INCHES WATER COLUMN GAS TYPE (tap at gas valve outlet) INCHES WATER COLUMN MINIMUM MAXIMUM Natural Gas 14.0 SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 33 2 3/4” 3/4” x 36” - JL-0771-YY 3/4” x 36” - JL-0771-RB 200,000 60 / 70 3 1/4” 3/4” x 36” - JL-0771-YY 3/4” x 36” - JL-0771-RB SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 34 The flue vent, and combustion air duct (if installed) must also be configured in such a manner that the normal expansion of the heater will be accommodated. See Section 11. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 35: Electrical And Thermostat

    THE TUBE HEATER BURNER IS COMPLETELY FACTORY ASSEMBLED AND TESTED. ANY ALTERATION VOIDS THE CSA CERTIFICATION AND MANUFACTURER’S WARRANTY. FOR ADDITIONAL INFORMATION, CONTACT YOUR LOCAL DISTRIBUTOR OR MANUFACTURER. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 36: Wiring Diagram

    ANSI / NFPA 70 or current Canadian Electrical code CSA C22.1. A maximum night set-back of 9°F (5°C) is recommended for optimum economy and comfort. To maintain satisfactory comfort levels do not turn off the heating system over night/weekends. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 37: Per Thermostat

    19. MULTIPLE TUBE HEATERS per 24VAC THERMOSTAT SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 38: Sequence Of Operation

    T.F.I., without the gas valve being closed first, this is called Spark Restoration. If a flame is not established during Spark Restoration the unit will repeat the process in step number 9 (above). SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...

  • Page 39: Troubleshooting Guide

    MOVING THE GROUND PRONG ONLY)  PERFORM IGNITION LEAD TEST (See SPARK IGNI- TION CIRCUIT INSTRUCTIONS—Section 22) CONTINUED  GOOD SPARK..REPLACE IGNITER  NO SPARK/OR WEAK..REPLACE CONTROL SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 40  CHECK FOR FAULTY WIRING, REMOVE GAS VALVE LEAD AT CONTROL ,  IF VALVE CLOSES, RECHECK THE TEMPERATURE CONTROLLER AND WIRING.  IF VALVE STAYS OPEN..REPLACE GAS VALVE TROUBLESHOOTING ENDS SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 41: Spark Ignition Circuit

    1/4” “booklet” format (8.5” x 11” folded in half) use these bars 3/16” 1/4” IF this manual is 8.5” x 11” “full page” format use these bars SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 42: Start-Up / Commissioning Sheet

    “burn off” and create smoke during the first hour of operation. This is temporary and normal. Please ensure that there is sufficient ventilation to adequately clear the smoke from the space. Notify site and safety personnel to ensure that alarm systems are not unduly activated. SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A...
  • Page 43 IF INSTALLED..IS TURBULATOR AT FLUE END OF SYSTEM “MAXIMUM STACKING HEIGHT” SIGN(S) - POSTED AT THERMOSTAT(S) THIS HEATER MUST BE ELECTRICALLY GROUNDED 1-866-361-0523 1-877-446-3727 FAX COMPLETED REPORT TO TECHNICAL SERVICES: FAX , VOICE SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 44: Heater Dimensions / Weights

     Overall length of heater includes the burner. ** Burner weight is 26 pounds (11.8 kg) Each 10 ft (305 cm) tube/reflector section weighs 82 pounds (37.2 kg) FIGURE 21 BURNER DIMENSIONS SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 45: Installation Dimensions

    ; 2113 cm 30’ 30’-7 3/4” ; 367 3/4” 934 cm 40’ 40’-3 3/4” ; 483 3/4” ; 1229 cm FIGURE 8 HANGER / REFLECTOR ORIENTATION HORIZONTAL TO 45 SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 46: Aluminized Steel Tube Kits

    26. INPUT & TUBE KIT(S) REQUIRED BEFORE INSTALATION: ENSURE you have the CORRECT TUBE KIT(s) for the BURNER INPUT SPW-JZ / IWP & STW-JZ / IW STW-JZ2 / IW2 CAPACITY ALUMINIZED STEEL TUBE KITS STAINLESS STEEL TUBE KITS TUBE INPUT...

  • Page 47: Gas Conversion Of Burner

    110,000 JS-0561-XX JS-0562-XX 130,000 JS-0563-XX JS-0564-XX 155,000 JS-0565-XX JS-0566-XX 175,000 Check with factory: Provide Model & Serial #’s 200,000 Check with factory: Provide Model & Serial #’s SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 48: Turbulators

    Installations above 4,000 ft: Restrict the length of any heater to the shortest tube length available for the input rate. ~ ORIFICE TABLE ON NEXT PAGE ~ SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 49 JS-0770-MM 19 DMS 20 DMS 20 DMS 21 DMS 22 DMS 23 DMS 25 DMS 26 DMS 200,000 LPG JS-0719-DM JS-0720-DM JS-0720-DM JS-0721-DM JS-0722-DM JS-0723-DM JS-0725-DM JS-0726-DM SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 50: Optional Accessories

    Vent Tee 4” X 4” X 6” JA- 0514-XX (2 couplers optional) Clearance Sign - Required in some jurisdictions: JL-0798-CS  Vehicle service garages  3/4” high red lettering on white background SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 51 For 180 degree elbow applications order 2 x 90 degree Elbow kits. Side Reflector Extension Kit- JS-0509-KT l0” deep, l0 ft long Each Tube Protection Screen JA-0780-XX -5 foot lengths SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 52 Refer to wiring diagram Page 37 (field installed at or in burner) Line Voltage Thermostat: Dual Scale: °F or °C JL-0772-XX Not for use in corrosive or wet environments SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 53: Burner Parts List

    JL-0701-AA Comb. gas valve 3.5" W.C 24VAC VR8 NG Nat. Gas JL-0703-AA Comb. gas valve 10" W.C 24VAC VR8 LP Propane 14 MANIFOLD BUSHING JS-0589-XX Manifold bushing SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 54 Sw itch flue blocked 1.33" WC 175 LP JS-0577-ZZ Blocked flue sw itch 1.41" w .c. 175 NG, 200 35 24V/120V RELAY SWITCH JS-0568-CC 24V/120V Relay Sw itch SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...

  • Page 55: Tube System Parts List

    43 90° ELBOW REFLECTOR: Alum'd Steel JS-0503-US Reflector Cap for 90° Elbow - Aluminized Steel 44 VENT CAP JA-0530-XX 4" roof vent cap 45 VENT CAP JA-0528-XX 4" horizontal wall vent terminal SPW-JZ, STW-JZ(2) / IWP, IW(2) I&O Manual IM101229 RL: 13A RD: MAY 2014...
  • Page 56 Warranty is only applicable to Schwank components, other parts are limited to their own Manufacturers warranty period of one year (1 year).

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