4
1. WARNINGS
Pay Attention to these Terms
A
DANGER
Indicates the presence of immediate hazards which will cause severe personal injury, death or
substantial property damage if ignored.
A
WARNING
Indicates the presence of hazards or unsafe practices which could cause severe personal injury,
death or substantial property damage if ignored.
A
CAUTION
Indicates the presence of hazards or unsafe practices which could cause minor personal injury or
product or property damage if ignored.
CAUTION
CAUTION used without the warning alert symbol indicates a potentially hazardous condition
which could cause minor personal injury or product or property damage if ignored.
NOTE
Indicates special instructions on installation, operation, or maintenance which are important but
not related to personal injury hazards.
NOTE:
Minimum 18 AWG, 105°C, stranded wire must
be used for all low-voltage (less than 30 volts) external
connections to the unit. Solid conductors should not
be used because they can cause excessive tension on
contact points. Install conduit as appropriate. All high-
voltage wires must be the same size (105°C, stranded
wire) as the ones on the unit or larger.
NOTE:
Piping diagrams in this manual are not intended
to replace an engineered piping system.
NOTE:
Consult the factory for units with a 30-pound
pressure relief valve (PRV).
Summary of Contents for Raypak Hi Delta 302C
Page 14: ...14 Wiring Diagrams Cold Water Start...
Page 29: ...29 Wiring Diagrams Cold Water Run SEE PAGE 17...
Page 31: ...31 7 ILLUSTRATED PARTS LISTS Cold Water Start Manufactured from 2006 through current...
Page 32: ...32 1 M 8 M Cold Water Start...
Page 33: ...33 Cold Water Start Multiple Boiler Interlock...
Page 34: ...34 NOTE Sizing is specific to the application...
Page 37: ...37 NOTE Sizing is specific to the application...
Page 38: ...38 NOTES...
Page 39: ...39 NOTES...
