Chromalox UB-2502A - Manuals

MOUNTING Note: All wiring should be done in accordance with local codes and the National Electrical Code by a qualified person. WARNING: Hazard of Electric Shock. Any installa- tion involving electric heaters must be effectivelygrounded in accordance with the NationalElectrical Code to eliminate sho...

6 WIRING DIAGRAMS Figure 10 Figure 11 OPERATION 1. DANGER: Hazard of Fire. A. Do not restrict air flow through heater by placing fabric orother obstructions in front of or behind the heater.Increased discharge temperatures can discolor or ignitesome heat sensitive combustible materials. B. Do not op...

7 MAINTENANCE WARNING: Turn off all power to service heater. Do not attempt to service heater while unit is operat-ing as there is hazard of electric shock, injury fromoperating fan, and burns from hot heating ele-ments. 1. Fan motors in these heaters are provided with sealed ball bear- ings, factor...