8. Fuel Connection
PNEG-338 Portable Dryer Installation Manual 19
Fuel System Specifications and Recommendations (LP) Liquid Propane
Natural Gas (N)Gas Volume and Pressure
The dryer is designed to operate on natural gas having a heat value of approximately 1000 BTU per
cubic foot. The dryer is equipped with a natural gas supply pipe system connected to the heater solenoid
valves. A regulated pressure of 10 PSI must be provided at the connection to the dryer, with gas
available in sufficient volume to maintain the operating pressure.
Figure 8B Grain dryer connected to a natural gas supply tank.
Dryer
Model # Maximum Heat
Capacity BTU Per Hour Maximum Fuel Flow
Gals Per Hour Fuel Line Size* Heater Orifice Drill Size
1108 3,000,000 33 1/2'' 1/4''
1110 3,500,000 38 1/2'' 9/32''
1112 4,500,000 49 1/2'' 21/64''
1114 5,750,000 63 1/2'' 11/32''
1116 5,750,000 63 1/2'' 11/32''
1118 6,750,000 74 1/2'' 3/8''
1120 7,500,000 82 1/2'' 25/64''
1122 8,750,000 96 3/4'' 7/16''
1126 10,250,000 112 3/4'' 29/64''
1214 6,200,000 68 3/4'' (U)9/32'' (L)7/32''
1216 7,200,000 79 3/4'' (U)21/64'' (L)7/32''
1218 7,200,000 79 3/4'' (U)21/64'' (L)7/32''
1220 8,500,000 93 3/4'' (U)11/32'' (L)1/4''
1222 9,750,000 107 3/4'' (1)3/8'' (1)1/4''
1226 10,500,000 115 3/4'' (1)25/64'' (1)1/4''
1314 8,100,000 88 3/4'' (3)7/32''
1318 8,100,000 88 3/4'' (3)7/32''
1322 8,100,000 88 3/4'' (3)7/32''
160AB 3,000,000 33 1/2'' 1/4''
210AB 3,500,000 33 1/2'' 1/4''
300AB 4,500,000 49 1/2'' 21/64''
375AB 5,500,000 60 1/2'' 21/64''
400AB 5,500,000 60 1/2'' 21/64''
415AB 7,000,000 66 1/2'' (2)9/32''
600AB 9,000,000 98 3/4'' (2)21/64''
* Maximum line size for a 100' distance.