background image

11

        

Dual Fuel Supplemental Manual

2  

Start-up 

(continued)

  

3.  Turn off all shutoff valves for the fuel not in use (FIG. 2-3).
4.  Turn on the shutoff valve for the one in use.

Figure 2-3

 Shutoff Valves

NATURAL 

SHUTOFF

VALVE

PROPANE

SHUTOFF

VALVE

DIR #2000508189

5.  Turn the main power ON.
6.  Using the Touch Screen, accept the appropriate 

personality identification as shown in  FIG. 2-4.

Figure 2-4

 Personality Plug

Series 102

NATURAL 

SHUTOFF

VALVE

PROPANE

SHUTOFF

VALVE

DIR #2000562011

Series 112

Summary of Contents for CREST 102 Series

Page 1: ...ith the Crest Installation and Operation Manual and the Crest Service Manual before installing Perform steps in the order given Failure to comply could result in severe personal injury death or substa...

Page 2: ...avoided may result in minor or moderate injury CAUTION used without the safety alert symbol indicates a potentially hazardous situation which if not avoided may result in property damage NOTICE indic...

Page 3: ...ernal to the appliance Do not use this boiler if any part has been under water The possible damage to a flooded appliance can be extensive and present numerous safety hazards Any appliance that has be...

Page 4: ...re powered and combustion air is flowing 7 Small propane valve Valve 1 Propane The small propane gas valve senses the negative pressure created by the blowers allowing gas to flow only if the gas valv...

Page 5: ...ratings are based on net installed radiation of sufficient quantity for the requirements of the building and nothing need be added for normal piping and pickup Ratings are based on a piping and pickup...

Page 6: ...r proper gas pipe sizing for propane Ensure that the high gas pressure regulator is at least 10 feet 3 m upstream of the appliance NOTICE The gas inlet size has been designed to allow the minimum of 1...

Page 7: ...s used it must be a minimum of 10 feet 3 m from the Crest boiler It is very important that the gas line is properly purged by the gas supplier or utility company Failure to properly purge the lines or...

Page 8: ...less than 4 inches w c 99 kPa NATURAL or 8 inches w c 1 99 kPa PROPANE If none of the above corrects the problem refer to the Troubleshooting Section of the Crest Service Manual Check system and boile...

Page 9: ...inspect the appliance and to replace any part of the control system and any gas control which has been under water OPERATING INSTRUCTIONS 1 STOP Read the safety information above on this label 2 Set...

Page 10: ...elect Set Gas Valve 1 High 7 Once the boiler has modulated up to rate measure the combustion The values should be in the range listed in Table 2A below CO levels should be less than 200 ppm for a prop...

Page 11: ...valve for the one in use Figure 2 3 Shutoff Valves NATURAL SHUTOFF VALVE PROPANE SHUTOFF VALVE DIR 2000508189 5 Turn the main power ON 6 Using the Touch Screen accept the appropriate personality ident...

Page 12: ...PTION RATE OUT BOILER PUMP OUT SENSOR SENSOR TANK SENSOR OUTDOOR SENSOR BMS IN PUMP IN SHIELD SHIELD A B CASCADE LARGE CONNECTION BOARD BAS BOARD INTEGRATED CONTROL GROUND X11 LCD DISPLAY BOX DEPICTS...

Page 13: ...R W BR L N GND 120V ON OFF SWITCH GND CAM SWITCH BK W PR T OR OR BL R BL G BLOWER R BK W T BK TRANSITION FLAME SENSE MAIN FLAME SENSE SPARK GENERATOR SPARK ROD FLUE DAMPER TRANSFORMER FLUE DAMPER TRA...

Page 14: ...SOR SINGLE HOUSING HIGH VOLTAGE LOW VOLTAGE 120 VAC Notes 1 All wiring must be installed in accordance with local state provincial and national code requirements per either N E C in USA or C S A in Ca...

Page 15: ...10V 0 10V BMS IN SYSTEM PUMP IN SHIELD A B CASCADE R R R O R O L B K B R B R Y BL HIGH LIMIT SWITCH R R X6 1 X6 2 X6 3 Y G R R P BAS BOARD AS APPLICABLE L B R L B R R B W R O W R O P W L B K B K B Y...

Page 16: ...GE LOW VOLTAGE 120 VAC Notes 1 All wiring must be installed in accordance with local state provincial and national code requirements per either N E C in USA or C S A in Canada 2 If any original equipm...

Page 17: ...R R R O R O L B K B R B R Y BL HIGH LIMIT SWITCH R R X6 1 X6 2 X6 3 Y G R R P L B R L B R R B W R O W R O P W L B K B K B Y J3 5 J3 4 J3 6 LWCO BOARD J3 3 J3 2 J2 1 J2 2 X6 3 R O K B R O K B R O TEST...

Page 18: ...h local state provincial and national code requirements per either N E C in USA or C S A in Canada 2 If any original equipment wire as supplied with the appliance must be replaced it must be replaced...

Page 19: ...X6 2 X6 3 Y G R R P L B R L B R R B W R O W R O P W L B K B K B Y J3 5 J3 4 J3 6 LWCO BOARD J3 3 J3 2 J2 1 J2 2 X6 3 R O K B R O K B R O TEST SWITCH LWCO PROBE R O R O LWCO RESET X6 5 R B X13 1 BLOCK...

Page 20: ...the Check Flame and Combustion Section on page 10 along with updates to the wiring and ladder diagrams Revision F PCP 3000033824 CN 500022616 reflects an update to the ratings table Revision G PCP 300...

Reviews: