Verona WALL HUNG GAS BOILER manual Electrical Connections/Wiring Cont, Removing Front Panel

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Removing Front Panel:
Figure 12.4
• Loosen screws D and remove the service panel (Fig. 12.4).
D
Figure 12.3
B
Figure 12.2
Removing Control Panel:
• Remove screws C.
B
B
B
C
C
12.1 Power Connection: Removing Side Panel:
• Remove screws B

A

A

Move the lower part of the side panels (figure 12.3).

Pull the control panel. When completely pulled out, the panel can rotate 45° downward.

D

D

Figure 12.1

Removing Front Panel:

• Remove the front panel by removing screws A and sliding the front panel up and away from the boiler

For the electrical connection to the boiler use electric wires which conform to local regulations.

12.2Connection to the electricity supply:

Connect the electrical supply cable coming from the fused spur isolation switch to the power supply terminal block of the boiler (as shown in figure 12.5) keeping the same connections for the live wire and the neutral wire.

To fused spur isolation switch

L

3 2 1

Service Man's Switch

N

Power supply terminal block

120 VAC

15 AMP BREAKER

Fire - O - Matic

WARNING

Note: Do not connect live wires to thermostat terminals 1-3.

External controls terminal block

Figure 12.5

• Connect the earth wire(yellow/green). Boiler must be wired directly to earth ground on breaker panel.

12. Electrical Connections/Wiring Cont.

RIVA HEAT ONLY MANUAL - REV A

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Contents Distributed By WHAT TO DO IF YOU SMELL GASDo not try to light any appliance Manufactured byRIVA HEAT ONLY MANUAL - REV A QHT inc Page Number Table of ContentsSection Title Section NumberPage Number Table of ContentsSection Title Section NumberDo not try to light any appliance DANGERWHAT TO DO IF YOU SMELL GAS Symptoms of CO poisoning include the following Codes and Regulations IMPORTANT INFORMATIONPlease read this page carefully 2. Technical Information M130.30CR Key Features1. General Information 2.Technical Information Cont Primary Components 3. Parts ListRIVA HEAT ONLY MANUAL - REV A 4. Internal Piping & Parts ListVerify proper operation after servicing 5. Electric DiagramsWARNING Do not install the boiler on carpeting 6. Installation LocationTERMINAL CLEAR OF SNOW AND ICE 7. Exhaust Pipe LocationEXTERNAL VENT SURFACES ARE HOT 8. Mounting Bracket Restrictor Size 9. Venting9.1 Restrictor Sizing Coaxial 2.5/4.09.3 Choice of flue Installation9. Venting Cont Figure 9.4 Twin pipe φ 3.25 in Installation9. Venting Cont Figure 9.5 Twin Pipe Φ 3.25 in Installation9. Venting Cont Installation 10. Pipe ConnectionsWARNINGS 12. Electrical Connections/Wiring11. Gas Pipe Connections 12.2Connection to the electricity supply 12. Electrical Connections/Wiring ContRemoving Front Panel 12. Electrical Connections/Wiring Cont 12.3 Room Thermostat Connection12.4Relay Panel Connection 12.6 Finishing 12.5 Zone Valve Micro Switch Connection13.2 Expansion vessel 13.Circulator Sizing14.1 Primary - Secondary Piping 14. Piping14.2Primary - Secondary Piping with Zone Valves 14.Piping ContGauge 14. Piping ContReturn Water Temperature15.2 Lighting the boiler 15. Commissioning15.1Initial filling of the system checks all of the test 15.Commissioning Cont15.3Checking the gas pressure at the burner Important after the15.5 Checking the ignition device 15.4Adjustment of the gas pressure15. Commissioning Cont Important after the 15.7 Adjustment of the useful c.h. output15.6 Checking the burner ignition 15. Commissioning Cont15.Commissioning Cont 15.8Labels placement15.Commissioning Cont 15.9Checking the flue system and combustion15.10Instructing the user Useful output16. Gas Conversion Procedures17.2 Dismanteling the external panels 17. Annual Maintenance17.4Cleaning the primary heat exchanger 17.1 Warnings17.8 Visual inspection of appliance 17. Annual Maintenance Cont17.6 Cleaning the burner 17.7 Checking the flueSystem Checkout 18. Installer Notes17962.1274.1 2906 40A4USA 1796212741