FINAL TEST COOLANT HEATER Continued
Do not use more than 5 gallons (18.93 l) of coolant. Use same coolant as in carrier. Do not use water.
Change coolant quickly. Allow coolant to cool between tests. The coolant system should have a shutoff valve (1).
Vent the coolant container (2) for air. The coolant container may remain open or closed. Use of a thermo-siphon type
flow is allowed. No pump is required.
Wire up heater (3) using regular wiring harness. Connect a multimeter (4) across circuit between hot lead of control box
(5) and power source (6).
Use a fully charged battery for power source.
Conduct heater exhaust away from test area. Use an exhaust extension made of flexible hose (7) not more than 10 feet
(3.1 m) long.