Operator`s manual
PUREHEAT™ HYDRONIC AIR HEATER 
OPERATOR’S MANUAL SPECIFICATIONS 
V. 2, Rev. 09/01/06  ix  © 2006 Ground Heaters, Inc. 
SPECIFICATIONS 
Dimensions 
and Capacities 
Length  172 in. (437 cm) 
Width  93 in. (236 cm) 
Height  93 in. (236 cm) 
Ground Clearance  9 in. (23 cm) 
Weight  7,155 lbs (3,248 kg) 
Optional Diesel Fuel Tank  435 US gallons (1,647 liters) 
Weight with Optional Diesel Fuel Tank  11,230 lbs (5,098 kg) 
Heat Transfer Fluid  145 US gallons (549 liters) 
Pump, 1.5 hp Centrifugal  1 
Circulation Hose  Total: 1,000 ft (305 m) (see breakdown below) 
  4 x 100 ft [30 m] 
  4 x 50 ft [15 m] 
Hose Reel  1 
Hose Rewind  120 VAC, w/12 VDC clutch 
Circulation Loops  5 
Tires LT235/85R16 
Tire Inflation  80 psig (752 kPa) cold  
Hitch  3 in. Pintle or 2 
5
/
16
 in. Ball 
Heat Exchangers  200,000 BTU/H (2,400 cfm)  4 
100,000 BTU/H (1,315 cfm)    8 
50,000 BTU/H (710 cfm)  16 
Remote Manifold  (not included with HX200 package)  4 
Loading Ramp  (not included with HX50 package)  1 
On-Board Manifold (Supply/Return)  1 
Lifting Bail  Standard 
Performance (choice of fuels) 
Burner Orifice (NG/LP Burner)  5/8 in 
Propane, Input  860,000 BTU/H 
Natural Gas, Input  860,000 BTU/H 
Burner Nozzle (Diesel Burner) 5.0 60º A (solid) 
Diesel, Input  860,000 BTU/H 
Efficiency 83% 
Temperature Control  Digital 
Fuel Consumption During Burner Operation: 
 (Propane)  344 CFH 
  (Natural Gas) 860 CFH 
  (Diesel) 6.1 GPH 
Electrical Requirement  1 x 15 amp. and 1 x 20 amp. x 120 VAC 
Normal Operating Temperature  180ºF (82 ºC) 










