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Instructions

1005101738

ENVI to NURO

Date: 12/19/2017

Revision A

NURO Conversion Instructions

MACH C1500-C2000H

Содержание MACH C1500

Страница 1: ...if not avoided could result in death or serious injury NOTICE Each safety device must be maintained and checked per the recommended schedule Refer to Section 6 in the O M Manual for more information S...

Страница 2: ...e misused which could result in personal injury or death Lockout tagout procedure must be employed when servicing this unit Failure to do so could result in electrocution injury or death Label all wir...

Страница 3: ...block covers Identify and label all current field wiring on boiler when disconnecting 4 Remove 7 16 nuts as required that hold top panel on as shown in Figure 1 Top panel will need to be lifted at lea...

Страница 4: ...ision A NURO Conversion Instructions MACH C1500 C2000H 5 Using a 1 8 drill bit drill out rivets that fasten high and low voltage terminal blocks 6 Remove 7 16 nuts from 4 inside corners of front frame...

Страница 5: ...ns 1005101738 ENVI to NURO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H 7 Remove 3 T30 Torx screws from front frame as shown in Figure 3 Remove front frame Remove 7 16 nut...

Страница 6: ...2 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H 8 With a T30 Torx bit loosen 3 screws that hold control panel in place shown in Figure 3 Figure 3 Loosen T30 Torx screws to control...

Страница 7: ...wire colors for sensors as new panel will use same colors for sensor wires 9 Control panel can now be slid right lifted off screws and removed from boiler 10 Using a 1 2 wrench remove and replace hig...

Страница 8: ...RO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H 11 Install heat exchanger sensor on front section of exchanger Sensor only needs to be finger tight DO NOT OVERTIGHTEN SENS...

Страница 9: ...t of boiler using supplied T20 self tapping Torx screws 14 Run all internal wires to appropriate safety devices and sensors Types of Wires Colors Identification Return Temperature Sensor Wires Blue Gr...

Страница 10: ...UBE 16 Install tubing for air switch and blocked flue switch Blocked flue tube will need to be cut to length to ensure that there is not tube slack Tube should be pitched down from switch to condensat...

Страница 11: ...me assembly with 4 7 16 nuts in each corner from inside of cabinet 18 Install 3 T30 Torx screws along bottom of front frame assembly 19 Install front door on hinge pins 20 Install NURO touch screen as...

Страница 12: ...ns MACH C1500 C2000H 21 Insert green electric plug D1 and D2 into NURO control and attach all ground wires to front door ground lug 22 Install field wiring to new terminal boxes per wiring terminal bl...

Страница 13: ...Instructions 1005101738 ENVI to NURO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H Figure 13 Heat Exchanger Sensor and Wires Figure 12 Gas Valve and Wires...

Страница 14: ...Instructions 1005101738 ENVI to NURO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H Figure 14 Figure 15 Low Water Cut Off Blower Plugs...

Страница 15: ...0 421 7500 and press 2 for technical support 25 After pairing is complete with technical support re energize gas supply to unit 26 Perform Runout Procedure 27 Perform factory start up and fill out sta...

Страница 16: ...off the boiler s circulating pump Isolate the boiler from the system Drain the water level below the low water cut off probe Turn the boiler back on It should not operate and a manual lockout reset e...

Страница 17: ...stream manual isolation valve then turn the boiler back on and reset the control 15 Test the air switch for proper operation Allow the boiler to start Remove the tube from the air switch after 30 seco...

Страница 18: ...Instructions 1005101738 ENVI to NURO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H...

Страница 19: ...Instructions 1005101738 ENVI to NURO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H...

Страница 20: ...Instructions 1005101738 ENVI to NURO Date 12 19 2017 Revision A NURO Conversion Instructions MACH C1500 C2000H...