Replacement Parts List

page 7
The following items are available for replacement, if needed. In order to replace these parts, power must be
disconnected and the unit must be disassembled. If this is necessary, take note of the positions and locations of
whatever items that may need to be removed to replace other items. If in doubt, please consult Field Controls
Technical Support at 1-800-742-8368.
ITEM DESCRIPTION FIELD PART NUMBER
VRV-4 46257100
IAH-4 46292000
TROUBLESHOOTING
PROBLEM: Low CO
2
after AIR BOOT
®
installation.
Solution: 1. Burner gaskets improperly installed. Check ring gasket to burner housing.
2. Flow restrictor pan not installed on Beckett Burners only with inputs to .75 or less.
PROBLEM: Pump coupler failure or noisy right after installation.
Solution: 1. Oil pump mounting bolts are over torqued or unevenly torqued.
2. Face gasket has been installed unevenly.
3. Check burner fan wheel. It may be out of balance. Probably bent and needs to be replaced.
4. Supplied coupling was not installed.
REPLACEMENT PARTS