Boiler Model - Thermal Solutions EVS SERIES Installation, Operating And Service Instructions

31.0
[787.4]
EVS-500
28.3
[717.6]

Boiler Model

Number
INPUT
(MBH)
EVS-500 500
EVS-750 750
BOILER MODEL RANGE
EVS-500
EVS-750
EVS-750
WATER FLOW
SWITCH
P&T GAUGE
30.3
[768.4]
GROSS NET AHRI
OUTPUT RATING
(MBH) (MBH)
431
623
SUPPLY (volts/Hz/phase)
120/60/1
208/60/1
230/60/1
208/60/3
230/60/3
460/60/3
120/60/1
208/60/1
230/60/1
208/60/3
230/60/3
460/60/3
8.8
31.0 [222.3]
[787.4]
WATER FLOW
SWITCH
P&T GAUGE
30.3
28.3
[717.6] [768.4]
11.8
[298.5]
Figure 1a: Dimensions and capacities EVS 500 & 750
REQUIREMENT
10.0
9.3
FOR BURNER
[254.0]
[235.0]
REMOVAL
GAS SUPPLY 1" NPT
GAS VENT
3 " NPT PIPE
4
RELIEF
VALVE
WATER SUPPLY
TO SYSTEM
2" NPT
8.1
[206.4]
5.5
[139.7]
CONDENSATE
DRAIN 5 " TUBE
8
10.8
BOILER DRAIN
13.3
[274.3]
1" NPT PIPE
[336.6]
WATER
VOLUME
(gallons)
2
375 6.1
542 15.9
ELECTRICAL
Blower Motor (hp)
1/2
1-1/2
REQUIREMENT
9.3
FOR BURNER
[235.0]
REMOVAL
GAS SUPPLY 1" NPT
GAS VENT
3 " NPT PIPE
4
RELIEF
VALVE
4.4
WATER SUPPLY
[111.1]
TO SYSTEM
3" NPT
6.1
[155.6]
CONDENSATE
5
DRAIN " TUBE
8
BOILER DRAIN
1" NPT PIPE
5
6.3
[158.8]
3.5
[88.9]
Notes:
GAS PILOT
1. Piping removed
1
" TUBE
4
for visual clarity
WATER RETURN
(rear view).
FROM SYSTEM 2" NPT
11.3
2. See notes
[285.8]
FLUE OUTLET
concerning Net
4" SAF-T-VENT
AHRI Ratings on
14.1
page 4.
[358.8]
CAPACITIES
DRY WEIGHT WET WEIGHT
(lbs.)
722
1,097
Nominal power draw
(amps)
4.5
3.5
3.4
3.0
2.9
1.5
7.5
6.6
6.4
6.0
6.0
3.0
6.3
[158.8]
3.5
[88.9]
GAS PILOT
1
" TUBE
4
WATER RETURN
FROM SYSTEM 3" NPT
19.0
[482.6]
FLUE OUTLET
4" SAF-T-VENT
13.9
[352.4]
9.6
[242.9]
(lbs.)
823
1,230