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Save these instructions. See page 2 for model numbers, descriptions, and approvals information. See page 3 for Table of Contents. TI12338A Hazardous Location Heater shown Models Models Hazardous Location Heaters Part No. Series VAC (50/60 Hz single phase) / Watts / Amps Approvals 245848 A 120 / 2300 / 19.2 Approved Exd II T2 482°F (250°C) Certificate No. ISSeP 07ATEX034X Approved to EN 60079-0:2006 (IEC 60079-0:2004) and EN 60079-1:2007 (IEC 60079-1:2007) for Hazardous Locations, Temp Code T2 482°F (250°C). See Technical Data, page 28, for additional information. CSA Certified and FM Approved as flame proof for Class I, Division 1, Group D Hazardous Locations, Temp Code T2 482°F (250°C), -20°C < T amb < 135°F (57°C). See Technical Data, page 28, for additional information. II 2 G245863 A 240 / 4000 / 16.7 245864 A 480 / 4000 / 8.30 245862 A 200 / 4000 / 20.0 Approved Exd II T2 482°F (250°C) Certificate No. ISSeP 07ATEX034X Approved to EN 60079-0:2006 (IEC 60079-0:2004) and EN 60079-1:2007 (IEC 60079-1:2007) for Hazardous Locations, Temp Code T2 482°F (250°C). See Technical Data, page 28, for additional information. CSA Certified as flame proof for Class I, Division 1, Group D Hazardous Locations, Temp Code T2 482°F (250°C), -20°C < T amb < 135°F (57°C). See Technical Data, page 28, for additional information. II 2 G246254 A 380 / 4000 / 10.5 Non-hazardous Location Heaters Model No. Series VAC (50/60 Hz single phase) / Watts / Amps Approvals 245867 A 120 / 2300 / 19.2 Conforms to UL Std. 61010-1 CSA Std. 22.2 No. 1010-1-92 245868 A 200 / 4000 / 20.0 245869 A 240 / 4000 / 16.7 245870 A 480 / 4000 / 8.30 246276 A 380 / 4000 / 10.5 309524L Contents Contents Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Manual Conventions . . . . . . . . . . . . . . . . . . . . . . . . 3 Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Selecting Tubing . . . . . . . . . . . . . . . . . . . . . . . . . 7 Mounting Heater . . . . . . . . . . . . . . . . . . . . . . . . . 8 Fluid Connections & Accessories . . . . . . . . . . . . 9 Electrical Connections . . . . . . . . . . . . . . . . . . . . 10 Determining Proper Fluid Temperature . . . . . . . 12 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 PressureReliefProcedure . . . . . . . . . . . . . . . . 14 Initial Flushing . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Priming System . . . . . . . . . . . . . . . . . . . . . . . . . 14 SettingHeater Control . . . . . . . . . . . . . . . . . . . . 15 Adjusting for Spraying . . . . . . . . . . . . . . . . . . . . 15 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Flushing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 DrainingHeater . . . . . . . . . . . . . . . . . . . . . . . . . 16 Unclogging Fluid Passages . . . . . . . . . . . . . . . . 16 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Primary Thermostat & Probe . . . . . . . . . . . . . . . 18 Backup Thermostat . . . . . . . . . . . . . . . . . . . . . . 18 Thermal Limit Sensor . . . . . . . . . . . . . . . . . . . . 20 Control Knob . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Heater Block . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Manual Conventions Warning WARNING A warning alerts you to possible serious injury or death if you do not follow instructions. Symbols, such as fire and explosion (shown), alert you to a specific hazard and direct you to read the indicated hazard warnings (pages 4-5). Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22 Hazardous LocationHeaters . . . . . . . . . . . . . . .22 Non-Hazardous Location Heaters . . . . . . . . . . . 24 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26 Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . .28 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28 Translations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29 GracoStandardWarranty . . . . . . . . . . . . . . . . . . .30 GracoInformation . . . . . . . . . . . . . . . . . . . . . . . . .30 Translations Manual available in following languages: Manual Language 309524 English 309555 French 309556 Spanish 309557 German 309558 Swedish 309605 Chinese 309606 Korean 309607 Japanese Caution CAUTION A caution alerts you to possible equipment damage or destruction if you do not follow instructions. Note A note indicates additional helpful information. Important An arrow indicates important information. 309524L Warning WARNING SKIN INJECTION HAZARD High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just a cut, but it is a serious injury that can result in amputation. Get immedi...