Airstream 18 manual

1 L TD Heater MODEL # L TD - 18 MANUAL # PNEG-595 Owner's Manual[...]

2 L TD HEA TER CHECK LIST 9 OK _____ 1. All wire connections _____ 2. Electrical connection visual inspection and fastener tightness _____ 3. Spark plug gap .125 _____ 4. Pipe train tightness and gas leaks _____ 5. Flame sensor tight _____ 6. Fuse in place, extra fuse provided _____ 7. Time delay reset _____ 8. Indicator light _____ 9. Pressure gau[...]

3 L TD HEA TER OPERA TING INSTRUCTIONS T ABLE OF CONTENTS Warranty....................................................................................................................... 4 Roof Warning, Operation & Safety...............................................................................5 Safety Alert Decals..........................[...]

4 W ARRANTY EXCEPT FOR THE ABOVE STATED EXPRESS LIMITED WARRANTIES, GSI MAKES NO WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES OF MER- CHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR USE IN CONNECTION WITH (i) PROD- UCT MANUFACTURED OR SOLD BY GSI OR (ii) ANY ADVICE, INSTRUCTION, RECOMMENDATION OR SUGGEST[...]

5 ROOF W ARNING , OPERA TION & SAFETY ROOF DAMAGE W ARNING AND DISCLAIMER WARNING! BE ALERT! Personnel operating or working around electric fans should read this manual. This manual must be delivered with the equipment to its owner. Failure to read this manual and its safety instructions is a misuse of the equipment. The symbol shown is used to[...]

6 SAFETY ALERT DECALS The GSI Group, Inc. recom- mends contacting your local power company, and having a represen- tative survey your installation so the wiring is compatible with their sys- tem, and adequate power is sup- plied to your unit. Safety decals should be read and understood by all people in the grain handling area. The rotating blade, f[...]

7 L TD HEA TER INST ALLA TION FUEL CONNECTION Important! Do not use propane tanks which have previously been used for ammonia unless they have been purged ac- cording to procedures of the National L. P. Association. Be sure fuel supply system complies with all local codes for L. P. gas installations. PROP ANE V APOR MODELS 1. Propane vapor models a[...]

8 L TD HEA TER INST ALLA TION BE SURE POWER IS DISCONNECTED AND LOCKED OUT BEFORE INSTALLATION! FAILURE TO DO SO MAY CAUSE SERIOUS INJURY OR DEATH. 1. Place heater on the ground next to the inlet of the centrifugal fan. The LTD heater is designed to mount upwind. Be sure airflow decal is pointing towards the in- let of the fan. 2. Bolt LTD mounting[...]

9 L TD HEA TER INST ALLA TION 4. Lift heater and align paired brackets as shown and insert bolts in corresponding slots as in table below. Be sure to place washer provided between tap and bracket. Tighten bolts snug but loose enough to slide heater in and out. Figure 4: Heater aligned with paired brackets and bolts inserted. Figure 6: Check the hea[...]

10 L TD HEA TER INST ALLA TION Note: The optimum distance the heater should stand away from the fan inlet has been experimently de- termined. If there are any ignition problems, or flame quality is not as desired, move heater in or out, cali- brating heater to actual field condi- tions. Variation from table may be required to adjust for grain depth[...]

11 L TD HEA TER INST ALLA TION L TD HEA TER ELECTRICAL INST ALLA TION (230V F ANS) 1. Connect power cord to fan con- trol box. 2. Make field connections of wires in fan box as shown in Figure 1. Figure 7: 230 volt fan control box. trol (optional) in heater box as shown in Figure 1. IMPOR- TANT! THERMOSTAT MUST BE INSTALLED FOR SAFE OPERATION. IMPOR[...]

12 L TD HEA TER INST ALLA TION L TD HEA TER ELECTRICAL INST ALLA TION (460V F ANS) 1. Connect power cord to fan con- trol box. 2. Make field connections of wires in fan box as shown in Figure 2. 110V power supply Figure 8: 460 volt fan control box. 3. Connect deluxe thermostat con- trol (optional) as shown in Fig- ure 2. IMPORTANT! THERMO- STAT MUS[...]

13 L TD HEA TER INST ALLA TION AIRSTREAM SURF ACE MOUNT HUMIDIST A T (EDS SYSTEMS ONL Y) 1. The humidistat can be used to directly control the operation of a heater for drying, or with addi- tional equipment, the operation of a fan for aeration. 2. The humidistat closes on a humidity rise. If the humidistat is set at 50% relative humidity and the h[...]

14 L TD HEA TER INST ALLA TION SURF ACE MOUNT HUMIDIST A T (AS A HEA TER CONTROL) BOTH HUMIDIST A T AND THERMOST A T MUST BE CLOSED FOR HEA TER OPERA TION REDRA W REDRA W[...]

15 L TD HEA TER INST ALLA TION All models Vapor models Natural gas models Inside diameter Bolt circle diameter Length BTU rating Weight Maximum fuel flow (GPH) Orifice Modulating valve bypass orifice Minimum operating pressure Maximum operating pressure Minimum line size Maximum fuel flow (CFH) Orifice Modulating valve bypass orifice Minimum operat[...]

16 BTU'S PER GAUGE PRESSURE (PSI) NA TURAL GAS MODELS (APPROXIMA TE) LOW TEMPERATURE 7 383040 6 353860 5 322850 4 289100 3 250800 2 205200 1 144100 Operating Pressure (PSI) Diameter 18" BTU'S PER GAUGE PRESSURE (PSI) PROP ANE MODELS (APPROXIMA TE) 2 102900 Diameter 18" 4 145970 6 181870 8 208190 10 234510 12 253660 14 275200 16 [...]

17 L TD HEA TER OPERA TION Your LTD heater is equipped with a modulating valve. The following material should be read thor- oughly. 1. The modulating valve regulates gas flow through heater based on sensing unit in the plenum, and maintains a constant drying air temperature. 2. The sensing bulb of the modu- lating valve should be mounted through th[...]

18 L TD HEA TER OPERA TION The following tables are general values for equilibrium moisture con- tent. The equilibrium moisture con- tent is the moisture content that the grain will eventually arrive at if ex- posed to specific air conditions for a long enough period of time. The equilibrium moisture content does EQUILIBRIUM MOISTURE T ABLE FOR SHE[...]

19 L TD HEA TER OPERA TION EQUILIBRIUM MOISTURE T ABLE FOR SORGHUM % WET BASIS Temp. degrees 35 40 45 50 55 60 65 70 75 80 85 90 95 100 10 6.2 6.1 6.1 6.0 6.0 5.9 5.9 5.8 5.8 5.7 5.7 5.7 5.6 5.6 20 8.2 8.1 8.1 8.0 7.9 7.9 7.8 7.7 7.7 7.6 7.6 7.5 7.5 7.4 30 9.8 9.7 9.6 9.5 9.4 9.4 9.3 9.2 9.1 9.1 9.0 8.9 8.9 8.8 40 11.1 11.0 10.9 10.8 10.7 10.7 10.6[...]

20 L TD HEA TER OPERA TION EQUILIBRIUM MOISTURE T ABLE FOR WHEA T (SOFT) % WET BASIS Temp. degrees 35 40 45 50 55 60 65 70 75 80 85 90 95 100 10 6.3 6.2 6.1 6.0 5.9 5.9 5.8 5.7 5.7 5.6 5.5 5.5 5.4 5.4 20 8.3 8.1 8.0 7.9 7.8 7.7 7.6 7.5 7.4 7.4 7.3 7.2 7.1 7.1 30 9.8 9.6 9.5 9.4 9.2 9.1 9.0 8.9 8.8 8.7 8.6 8.5 8.4 8.4 40 11.1 10.9 10.8 10.6 10.5 10.[...]

21 L TD HEA TER WIRING DIAGRAM[...]

22 L TD HEA TER P ARTS 18" GAS HEA TER Part Number HF-6785 HH-3933 HH-4410 HF-7073 HF-6062-18 HF-7380 HF-7379 TFH-2046 HF-983 HF-978 HH-4416 HH-4421 F-953 HH-1650 HF-1810 HF-7260 HF-7262 THH-4179 CD-0187 Key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 NS NS NS 15 16 Description 18" Heater Housing 18" Burner Casting 18" Lo-Temp Flame Spread[...]

23 L TD HEA TER P ARTS AXIAL PROP ANE V APOR & NA TURAL GAS PIPETRAIN Part Number HH-1077 HH-3670 TFC-0032 HH-2029 HH-2984 S-3853 HH-1083 CD-0149 HF-7085 HH-2653 Key 1 2 3 4 5 6 7 8 8 9 Description 1/2" regulator 1/2" x 2-1/2" nipple 1/2" solenoid 1/2" x 1-1/2" nipple 1/4" gauge 30PSI 1/2" x 1/4" x 1[...]

24 L TD HEA TER P ARTS CONTROL BOX P ARTS Part Number F-942 HH-1487 HF-7318 HH-1092 FH-4429-1 HF-7211 HF-7046 DC-1166 TFH-2021 HH-1442 Key 1 2 3 4 5 6 7 8 9 10 Description Control Box Lid Ignition Transformer Deluxe Control Board Housing Hi-Limit Latch Snap Track 18" Control Box Housing Control Box Decal 110V Red Light Toggle Switch[...]

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26 A I R S T R E A M G R A I N C O N D I T I O N I N G S Y S T E M S 1004 E. Illinois St. Assumption, IL 62510 phone 217-226-4421 fax 217-226-4498 October 1997[...]