Lochinvar F0600187510 service manual Pipe Size Requirements, Table-Q

Installation and Service Manual

Refer to Circulating Pump on page 46 for information relating to pump wiring.

TABLE-P

AMP Draw Data

Btu/Hr	Controls	Fans	Pump	Approximate
Input				Total Amps
500,000	3.6	2.7	5.0	11.3
650,000	5.4	3.4	5.0	13.8
750,000	5.4	3.4	5.0	13.8
990,000	7.3	3.2	7.4	17.9
1,260,000	7.3	3.2	7.4	17.9
1,440,000	7.3	6.7	7.4	21.4
1,800,000	7.3	6.7	8.8	22.8
2,070,000	7.3	6.7	8.8	22.8

Pipe Size Requirements

The pipe sizing chart provides the minimum pipe size for common manifold piping to ensure adequate flow.

TABLE-Q

Pipe Sizing Chart

500,000 - 750,000 Btu/hr Models	Common Pipe
Number of Units	Size (Min.)
1	2"
2	3"
3	3 1/2"
4	4"
5	5"
6	5"
990,000 - 2,070,000 Btu/hr Models	Common Pipe
Number of Units	Size (Min.)
1	2 1/2"
2	4"
3	4"
4	5"
5	6"
6	6"

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