Related Manuals for Hotstart OSE
Summary of Contents for Hotstart OSE
- Page 1 216300-000 rev5 INSTALLATION & OPERATION MANUAL O I L C I R C U L AT I N G H E AT I N G S Y S T E M F O R H A Z A R D O U S L O C AT I O N S...
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- Page 3 IOM216300-000 IDENTIFYING YOUR SYSTEM The HOTSTART heating system is designed to heat fluids for use in marine propulsion, diesel-powered generator sets, locomotives, gas compression or any large-engine applications. The system is pre-wired, pre-plumbed and assembled on steel plate. Each heating system has an identification plate which includes the part number and serial number.
- Page 4 HOTSTART recommends that a power switch or Combustion hazard: To prevent ignition of flammable circuit breaker be located near the heating system or combustible atmospheres, disconnect power before for safety and ease of use.
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Page 5: Table Of Contents
Local/Off/Remote Switch | 3.2.3 Reset button/Motor Protection Switch (MPS) | 3.2.4 Pressure Gauge | HEATING SYSTEM START-UP | 3.3.1 First Run Procedure | MAINTENANCE, REPAIR AND TROUBLESHOOTING | SYSTEM FAULTS | 4.1.1 Oil Faults | & installation operation manual ose heating system... - Page 6 (this page intentionally left blank) & installation operation manual ose heating system...
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Page 7: Overview
OVERVIEW WARNING System location classification: Before installing the OSE heating system, ensure all system components are suitable for the intended installation location by referring to the location classification labeling attached to the individual system components. HEATING SYSTEM COMPONENTS NOTE: Component illustrations are for reference only and are not to scale. See part drawings for dimensions and specifications. -
Page 8: Operation Overview
OPERATION OVERVIEW The OSE heating system is intended to maintain optimal oil temperature while the engine or compressor is shut down. The heating system may be activated locally or by optional remote control (see SECTION 2.5.2). The OSE heating system must be deactivated upon engine or compressor start-up. -
Page 9: Installation
If the pump is installed above the minimum oil level, a check valve must be installed. Isolation valves: Hotstart recommends installing full-flow ball valves to isolate the heating system in order to perform service on the system or engine without draining the oil. -
Page 10: Oil Plumbing Installation
OIL PLUMBING INSTALLATION 2.1.2 OIL RETURN 2.1.1 OIL SUPPLY When installing the OSE oil return line, refer to the following Hotstart guidelines: Installing a short, straight oil supply line with a minimum • of flow restriction is the most important step toward At a minimum, size the oil return line per the ensuring heating system longevity. -
Page 11: Oil Plumbing Illustration (Compressor)
SECTION 2.1.2 OIL SUPPLY SECTION 2.1.1 COMPONENT DESCRIPTION USER SUPPLIED CHECK VALVE USER SUPPLIED FULL FLOW ISOLATION VALVE OIL PUMP OIL HEATING ELEMENT USER SUPPLIED FULL FLOW ISOLATION VALVE OPTIONAL USER SUPPLIED PRV & installation operation manual ose heating system... - Page 12 ISOLATION VALVES OIL RETURN SECTION 2.1.2 OIL SUPPLY SECTION 2.1.1 COMPONENT DESCRIPTION USER SUPPLIED CHECK VALVE USER SUPPLIED FULL FLOW ISOLATION VALVE OIL PUMP OIL HEATING ELEMENT USER SUPPLIED FULL FLOW ISOLATION VALVE & installation operation manual ose heating system...
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Page 13: Mounting
Figure 5. OSE control box underside, showing 1.25 ″ NPT main power entrance (A) and 0.5 ″ NPT customer interface wiring Figure 4. Mount OSE unit in orientation shown. Do not mount at an entrance (B). angle or in any other orientation. -
Page 14: Customer Interface Connections
T1 T2 T3 T1 T2 T3 TB2:1 TB2:2 REMOTE ON/OFF 24 V DC A1 A3 A1 A3 connections as shown in the OSE T1 T2 T3 T1 T2 T3 control box. Reference electrical HIGH CONTROL LIMIT 7 8 9... -
Page 15: Motor Rotation Check
Figure 7. OSE motor protection switch (left), showing stop/off (A) and reset/on (B) buttons. To reset the MPS, the heating system must MPS1 be switched off and either the reset button or the MPS reset/on button must be pressed. OSE control TCR and high-limit TCR (above). The standard setting for TCR1 control dial (C) is 104 °F (40 °C). -
Page 16: High-Limit Tcr (Temperature Control Relay)
NOTE: When priming the pump, the pressure gauge should indicate an increase in pressure. Your system’s operating pressure & installation operation manual ose heating system... -
Page 17: Maintenance, Repair And Troubleshooting
Magnetic contactors are used as voltage switching switch must be switched to and then back remote controls for motors and heating elements in Hotstart to either to resume operation. local remote heating systems. The contactors use 120 volt or 240 volt coils. -
Page 18: Pressure Relief Valve
No prime maintenance for this part is required. 4.2.8 VOLATILE CORROSION INHIBITOR (VCI) A volatile corrosion inhibitor (VCI) is provided with each control box and should be replaced once a year. & installation operation manual ose heating system... -
Page 19: Temperature Control Relay
Figure 8. Control (TCR1) and high-limit (TCR2) TCR showing If the OSE heating system does not maintain the desired terminals T1, T2 and T3. preset control temperature or signals a high-limit temperature fault immediately upon system start-up,... -
Page 20: Recommended Maintenance
If your pump motor has provisions for relubrication, refer to the pump motor manufacturer’s relubrication recommendations. Refer to the pump motor nameplate for lubrication type. & installation operation manual ose heating system... -
Page 21: Troubleshooting
Element contactor failed Check contacts and coil. Replace if necessary. Motor contactor failed Check contacts and coil. Replace if necessary. Control TCR failure: open Check and replace if necessary. See SECTION 4.2.9. & installation operation manual ose heating system...
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