
Operating, Installation and Service Instructions Direct-fired Diesel or Kerosene Heaters GRY-D 15 HU GRY-D 20 HU GRY-D 20 WU GRY-D 28 WU GR
__________________________________________________________________________________________________________ 10 8. Wiring diagrams GRY-D 15HU / 20WU-HU
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__________________________________________________________________________________________________________ 2 Index 1. General safety rule
__________________________________________________________________________________________________________ 3 1. GENERAL SAFETY RULES • READ INSTRUC
__________________________________________________________________________________________________________ 4 automatic cooling function (indirect-f
__________________________________________________________________________________________________________ 5 • The heater must be operated only by pr
__________________________________________________________________________________________________________ 6 GRY-D 20/28/40/60 WU , GRY-I 15/25/40 WU
__________________________________________________________________________________________________________ 7 • Indirect fired heaters: connect the
__________________________________________________________________________________________________________ 8 Fan Clean fan using a cloth moistened wit
__________________________________________________________________________________________________________ 9 7. Troubleshooting PROBLEM CAUSE REMED
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