Operating instructions

REPAIR PARTS
KEY NO. DESCRIPTION PART NO.
1 3/4-in. ASME Relief Valve 146-22-011
2 3/4-in. X 7-1/2-in. Nipple 146-07-041
3 Temperature Pressure Gage—5-in. Stem 146-23-009
4 1-1/4-in. X 2-1/2-in. Nipple 146-07-044
5 1-1/4-in. X 3/4-in. X 1-1/4-in Tee 146-93-049
6 Aquastat Relay 433-00-522
* Isolation Valve Set—Taco 146-26-048
* Isolation Valve Set—Grundfos 146-26-046
7 Cast Iron Flange Set—Taco 146-26-049
* Cast Iron Flange Set—Grundfos 146-26-050
8 Taco 007 Circulator-Field Installed CI-001.03
* Grundfos UP15-42F Circulator- (Optional)** CI-006.01
9 1-1/4-in. Bent Return Nipple 146-07-003
10 Intermittent Pilot Control 146-62-071
* Rollout Switch 146-29-002
* Spill Switch (36TX16-6281) 340°F 146-60-001
* 4-in. Vent Damper (with 3-in. Adaptor) 146-28-011
* 5-in Vent Damper 146-28-001
* 6-in. Vent Damper 146-28-002
* 7-in. Vent Damper 146-28-003
* 400°F Black Silicone Rubber Adhesive Sealant (10.3 oz cartridge) 146-06-020
* Vent Damper Operator (Motor) 114-00-02
* Not illustrated.
** Available as a service part only
A03108
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BOILER CONTROLS AND PIPING
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