Weil-McLain EGH-95 manual

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Table of contents for the manual

  • Page 1

    EGH-85 & 95 Series 4 PFG-6 & 7 Series 6 & 7 P art Number 550-110-031/0605 Control Supplement Standing Pilot Boilers Controls must only be installed by a W eil-McLain distributo r or other qualified installer/service technician in accordance with this Supplement and all applicable codes and requirements of the authority having jurisdicti[...]

  • Page 2

    2 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 This system is used on gas-fired boilers without vent dampers as shipped from the fact or y . This system is not offer ed for retrofit. An y attempt to apply the system components to boilers shipped for use with a different control system will not be covered[...]

  • Page 3

    3 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers Hazard definitions and Note to the inst aller ................................................................................... .2 Control installation — EGH-85 & 95 water boilers ........................................................................ 4 - 5 Contr[...]

  • Page 4

    4 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Control installation — EGH-85 & 95 water boilers[...]

  • Page 5

    5 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers Fo r your safet y , turn off electr ical power sup ply and turn off external gas supply val ve before attempting to w ork on the boiler . Failur e to c omply can cause seve re personal injur y , death or substantial pr oper ty damage. Figure 1 Control installation — EGH[...]

  • Page 6

    6 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Control installation — PFG-6 & 7 water boilers[...]

  • Page 7

    7 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers Fo r your safet y , turn off electr ical power sup ply and turn off external gas supply val ve before attempting to w ork on the boiler . Failur e to c omply can cause seve re personal injur y , death or substantial pr oper ty damage. Figure 2 Control installation — PFG[...]

  • Page 8

    8 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Control installation — EGH-85 & 95 steam boilers[...]

  • Page 9

    9 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers Fo r your safet y , turn off electr ical power sup ply and turn off external gas supply val ve before attempting to w ork on the boiler . Failur e to c omply can cause seve re personal injur y , death or substantial pr oper ty damage. Figure 3 with probe-type low water cu[...]

  • Page 10

    10 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Control installation — EGH-85 & 95 steam boilers[...]

  • Page 11

    11 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers Fo r your safet y , turn off electr ical power sup ply and turn off external gas supply val ve before attempting to w ork on the boiler . Failur e to c omply can cause seve re personal injur y , death or substantial pr oper ty damage. Figure 4 with float-type low water c[...]

  • Page 12

    12 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Lighting instructions — Robertshaw 7000ERHC FOR Y OUR SAFETY READ BEFORE LIGHTING LIGHTING INSTRUCTIONS T O TURN OFF GA S T O THE APPLIANCE • Do not try to light any appliance. • Do not touch any electric switch; do not use any phone in your building.[...]

  • Page 13

    13 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers T r oubleshooting V erify proper operation after servicing Never jumper (bypass) any device except for momentary testing as outlined in troubleshooting chart below . Substantial property damage and/or severe personal injur y could occur . Burner access panel must be in p[...]

  • Page 14

    14 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Is 24VAC present across transformer terminals C & Y ? Is damper harness securely plugged in at both ends? Secure connections. Check for open thermostat, LWCO, high limit, spill switch or rollout thermal fuse element contacts or check for loose wire conn[...]

  • Page 15

    15 P art Number 550-110-031/0605 Control Supplement — Standing Pilot Boilers T r oubleshooting continued Is 24VAC present across combination control terminals V 2 & Z ? Is damper harness securely plugged in at both ends? Secure connections. Check for open thermostat, LWCO, high limit, spill switch or rollout thermal fuse element contacts or c[...]

  • Page 16

    16 P art Number 550-110-031/0605 EGH-85 & 95 Series 4 and PFG-6 & 7 Series 6 & 7 Parts[...]