Raypak 406A Installation And Operation Manual page 2

CLEARANCES
† Space required: See page 12.
† Minimum and service clearances: See page 7 for
clearances table. Note that local codes prevail.
PIPING
† Pressure relief valve: See page 20 for
recommended PRV orientation.
† Flow rates: See page 17 for flow rate values.
GAS
† Distance to regulator (pipe lengths) and gas inlet
sizes: See page 17.
† Required pressure for Natural Gas:
Min = 6" WC, Max = 10.5" WC
† Required pressure for Propane Gas:
Min = 12" WC, Max = 13" WC
† Sediment trap is required for all installations.
See page 15.
Revision 41 reflects the following changes:
Updated both coversheet CSA logos. Added "recommendation" notice to the Installation section. Table Q: Added "Is Open" to High
Limit cells. Added new section "High Limit Events" and supporting Figure 51 to "Status and Diagnostics" section. Added additional
service kit information support for Troubleshooting's "Harmonics and Whining" section. IPL: Removed "Units manufactured from
12/2019" from item "6-M", Removed the "PRV 125 PSI" option in its entirety.
2
PRELIMINARY
QUICK START GUIDE
WATER CHEMISTRY
† Water chemistry requirements: See page 5.
POWER
† Supply voltage: See page 23 for acceptable input
VENTING
† Materials: See pages 11 and 14.
† D-2 Power Vent Kit: See page 14.
† Indoor Stack: See page 11.
CONTROLS INTERFACE
† Wiring diagrams: See pages 24 and 25.
† User interface: See pages 26 and 27.
† Remote operation: See page 30.
UNCONTROLLED DOCUMENT IF PRINTED
voltages.