Schwank 2-Stage Series - Manual (Page 3)

3
SET(U)-F / ITT(U)-F Manual
IM091221
RD: FEB 2014
RL: 8B
TABLE OF CONTENTS
TOPIC ........ PAGE
IMPORTANT INFORMATION - READ FIRST
APPLICATION ............................................. 4
HEATER EXPANSION........................... 5, 31
GAS CONNECTION............................... 5, 31
VENTING ............................................... 5, 26
START UP ‘SMOKE’.................................... 5
THERMOSTAT SETTING / COMFORT....... 5
TUBE ‘GLOW’.............................................. 6
CLEARANCE TO COMBUSTIBLES ........... 6
Clearances Figure & Table........................ 7
STACKING HEIGHT SIGN ......................... 8
1. LABOR REQUIREMENTS................................ 9
2. INSTALLATION IN AIRCRAFT HANGARS...... 9
3. INSTALLATION IN COMMERCIAL
GARAGES ........................................................ 9
4. INSTALLATIONS OTHER THAN
SPACE HEATING............................................. 9
5. PRE-INSTALLATION SURVEY ...................... 10
6. MOUNTING CLEARANCES ........................... 11
SERVICE CLEARANCE ................................. 11
HEATER PLACEMENT GUIDELINES ........... 12
7. SYSTEMS WITH 90° & 180° ELBOWS.......... 12
ELBOW KIT DIMENSIONS .……… …..13, 50
SUSPENDING THE SYSTEM............................... 14
9. BURNER & TUBE INSTALLATION
STRAIGHT TUBE SYSTEM ........................ 15
‘U’ TUBE SYSTEM ...................................... 17
SPECIAL COUPLING - 175 & 200 Mbh .... ..19
10. REFLECTOR INSTALLATION........................ 20
11. FLUE VENTING .............................................. 22
12. COMBUSTION AIR DUCT.............................. 25
13. GAS SUPPLY ................................................ 27
HEATER EXPANSION ................................... 28
FLEXIBLE GAS CONNECTION ..................... 28
TOPIC ……...PAGE
14. ELECTRICAL AND THERMOSTAT.................30
15. HIGH ALTITUDE INSTALLATION ...................30
16. LIGHTING INSTRUCTIONS ...........................30
17. RECOMMENDED MAINTENANCE .................30
18. WIRING DIAGRAM: FENWAL DSI
2-STAGE 24 VOLT THERMOSTAT .............31
19. WIRING DIAGRAM MULTIPLE HEATERS
PER 2-STAGE THERMOSTAT ....................32
20. FENWAL DSI:
SEQUENCE OF OPERATION .........33
SPARK IGNITER ADJUSTMENT....................35
21. TROUBLESHOOTING GUIDE: FENWAL DSI .........36
22. TROUBLESHOOTING GUIDE: HEATER.................37
23. START– UP / COMMISSIONING SHEET.......39
DSI CONTROL ADDENDUM: PREVIOUS MODELS
HONEYWELL S87J DSI ............................ 53 - 55
CHANNEL MICRO 50N DSI ...................... 56 - 58
WARRANTY STATEMENT ...............BACK PAGE
PRODUCT DIMENSIONS & DATA
24. HEATER DIMENSIONS / WEIGHTS ………41
INSTALLATION DIMENSIONS ………. ..42
26. BURNER / TUBE KIT ASSEMBLY CHART
STRAIGHT TUBE SYSTEM ………….......43
‘U’ TUBE SYSTEM ………………………...44
27. TURBULATORS ...............................................45
28. HIGH ALTITUDE & ORIFICE CHART...... 45 - 46
29. OPTIONAL ACCESSORIES..................... 47 - 49
30. BURNER PARTS LIST ............................ 50 - 51
30. TUBE SYSTEM PARTS LIST...........................52
SET / SETU and ITT / ITTU SERIES
GAS FIRED INFRARED
LOW INTENSITY TUBE TYPE