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9452 9462 OPERATOR’S MANUAL GAS FiREd BURNER MOdULES For technical assistance or the dealer nearest you, consult our web page at www.hotsy.com or call 1-800-525-1976 #8.914-365.0...
The model and serial numbers will be found on a decal attached to the machine. You should record both serial number and date of purchase and keep in a safe place for future reference. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
4. Do not attach a gasoline operated pressure washer to this machine because gas vapors will This manual covers the operation and maintenance ignite. of the 9452, 9462 heating modules. All information in WARNING: Keep water spray this manual is based on the latest product information WARNiNG available at the time of printing.
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Therefore always provide adequate space and ventilation around these machines. a well ventilated area. 23. Hotsy will not be liable for any changes made to 10. When the machine is work- our standard machines, or any components not ing, do not cover or place in purchased from Hotsy.
Electrical: The machine, when installed, must be electrically grounded in accordance with local codes. Check for proper power supply using a volt meter; check the serial plate for the correct requirements. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
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- 1/2 square inch for each 1000 BTU per hour input for make-up air from outside the building. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
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Internal damage may occur and result in a haz- ardous condition. 6. dO NOT grip gas valve body with a pipe wrench or vise. Damage may result causing gas leakage. Use inlet or outlet bosses or a special body wrench. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
Do not attempt to light the appliance manually as a burn injury or hAS ELECTRONiC electrical shock may result. SPARk iGNiTiON. dO NOT ATTEMPT TO LiGhT MANUALLy. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
STEP 7: Start attched pressure washer according to manufacturer’s safety and operation instructions then pull trigger on spray gun to al- low water flow. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
• If painted surfaces are peeling or chipping, use detergent from flowing by removing detergent siphon extreme caution as pressure washer may re- tube from bottle. move the loose paint from the surface. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
100°. water and run for a few minutes until steady stream of clean water is evident. STEP 4: Open spray gun to relieve remaining pressure. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
4. If you do not have continuity through wire and the ignitor/sensor, check for a loose wire con- nection in the wire. Repair as needed. 5. Check to see if spark shorts to burner ring through a cut in the ignitor wire. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
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If you read 24V accross the switch terminals the limit switch is open. Replace the limit switch. A pilot flame set too high will also cause burner to short cycle. Pilot flame lifts over ignitor/sensor. Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
Mix thoroughly and check ment clean and dry. label for proper solution mixing ratio. The areas around the Hotsy heating module should be 2. Remove nozzle from spray gun assembly and put kept clean and free of combustible materials, gasoline spray gun into container.
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CAUTION: Do not ream out orifices to a larger Exterior regulators are needed to control the system. size. Propane bottles are not included with machine. A high Hosty 9452/9462GF • 8.914-365.0 • Rev. 11/08...
Attention to regular preventative maintenance procedures will assist in preserving the performance of your equipment. Contact your Hotsy, Inc. dealer for maintenance. Regular preventative maintenance will add many hours to the life of your pressure washer.
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Hotsy does not authorize any other party, including authorized Hotsy Distributors, to make any representation or promise on behalf of Hotsy, or to modify the terms, conditions, or limitations in any way. It is the buyer’s responsibility to ensure that the installation and use of Hotsy products conforms to local codes.
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Form #8.914-365.0 • Revised 11/08 • Printed in U.S.A.