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MACH® Series
Gas-Fired Boiler Safety
Page 2
2.4 SAFETY LABELS
NOTE
Reorder No. 8032-01NHPK
c
When opening leak test valves,
always follow instructions in
operation and safety manual.
1998 HCS, Inc. 800-748-0241
Reorder No. 6020-V2WHPK
Improper use may
result in fire or injury.
Read instructions/safety
manual before installing,
operating or servicing boiler.
c
!
WARNING
1998 HCS, Inc. 800-748-0241
!
WARNING
C 1998 HCS, Inc. 800-748-0241
Reorder No. 5025-V1WHPK
Follow lockout/tagout
procedure when
servicing this boiler.
Electrical hazard.
The safety labels shown above are affixed to your
boiler. Although the labels are of high quality, they
may become dislodged or unreadable over time.
Contact Patterson-Kelley toll-free at (877) 728-5351
for replacement labels.
2.5
SAFETY PRECAUTIONS
Provide a suitable location for the boiler, away from
normal personnel traffic, with adequate working space,
adequate clearances, proper ventilation and lighting,
with a structure sufficiently strong and rigid to support
the weight of the boiler, all piping, and accessories.
2.5.1 Electrical Hazards
!
WARNING
C 1998 HCS, Inc. 800-748-0241
Reorder No. 5025-V1WHPK
Follow lockout/tagout
procedure when
servicing this boiler.
Electrical hazard.
• Shock hazard! Properly lockout/tagout the
electrical service and all other energy sources
before working on or near the boiler.
• Shock hazard! Do not spray water directly on any
electrical components.
2.5.2 Burn, Fire, and Explosion Hazards
General Warning
Hot Surface
Reorder No. 6020-V2WHPK
Improper use may
result in fire or injury.
Read instructions/safety
manual before installing,
operating or servicing boiler.
c
!
WARNING
1998 HCS, Inc. 800-748-0241
NOTE
Make sure this union is
tight before closing cabinet
cover after servicing boiler.
Reorder No. 8032-02NHAK
c
1998 HCS, Inc. 800-748-0241
NOTE
Reorder No. 8032-01NHPK
c
When opening leak test valves,
always follow instructions in
operation and safety manual.
1998 HCS, Inc. 800-748-0241
• Burn, fire, and explosion hazards! Installation
must be in strict conformance to all applicable
codes and standards including NFPA 54, ANSI
Z223.1 and CAN/CGA B.149. Install all required
vent lines for gas devices. Refer to Section 3.7.1.
• Hazard from incorrect fuels! Possible fire,
explosion, overheating, and damage. Do not use
any fuels except the design fuels for the unit.
• Overfire hazards! High pressure in gas or propane
supply could result in overfiring of other devices
supplied from the same source.
• Fire and explosion hazards! Close the main gas
shutoff before servicing boiler.
• Fire and explosion hazards! Do not store or use
gasoline or other flammable vapors or liquids in
the vicinity of this or any other gas fired appliance.
• Burn hazard! Possible hot surfaces. Do not touch
gas vent during firing operation. Use only factory
recommended vent components.
• Burn hazard! Pipes, vents, and boiler components
could be hot. Do not touch piping or stack
surfaces during operation or immediately after
shutdown of the boiler.