Bock Water heaters 66W-399 User Manual
Atmospheric
Energy Saver
Gas Water Heaters
Up to 80%
Thermal Efficient
65 to 100 gallons/76,000 to 725,000 BTU
Co-axial vent
Sealed combustion
Low NOx construction available
Electronic ignition and controls
Non-CFC foam insulation
Automatic blower motor
Glass-lined storage tank
Hand hole cleanout
Sediment reduction system
Standard and ASME construction
NSF kit available
SCAQMD low NOx models available
Design certified by CSA International (formerly AGA/CGA)
3-Year Limited Tank/1-Year Limited Parts Warranties
Where applicable
Energy Saver
Atmospheric
H
E
COLD
HOT
D
F
B
T&P VALVE
CLEANOUT
A G
F
D
C
E
B
TOP OF BLOWER
H
G
A
H
B
E
C
F
COLD
HOT
T&P VALVE
G
A
CLEANOUT
D
K
H
B
**
E
F
TOP VIEW
C
A
D&G
** 75HN =11"
Gas Water Heaters
66W,-370, 399 80W180, 199, 250 75HN 66W-625SD
75W-300 100W-199, 250, 270, 300 80W-725SD
80W-399, 425, 450, 500
1ST HR
RATED
MODEL
NUMBER
75HN+ 75 76,000 130 N/A 82 N/A 60-1/4 26 61-1/4 - - 16-1/2 63-3/4 4 1 264 -
80W-199SD*+ 80 199,999 250 485 194 139 64-1/2 28-1/4 66-1/4 56 19-1/2 4-3/4 72-6/2 6 1-1/2 540 -
100W-199SD*+ 98 199,999 263 485 194 139 75-1/2 28-1/4 77-1/4 67 19-1/2 4-3/4 83-3/8 6 1-1/2 610 -
80W-250SD*+ 80 250,000 298 606 242 173 64-1/2 28-1/4 66-1/4 56 19-1/2 4-3/4 72-6/2 6 1-1/2 540 590
100W-250SD*+ 98 250,000 311 606 242 173 75-1/2 28-1/4 77-1/4 67 19-1/2 4-3/4 83-3/8 6 1-1/2 610 690
75W-300SD*+ 75 300,000 344 727 291 208 64-1/2 28-1/4 - 54-1/4 29 10-1/2 72-7/8 7 1-1/2 590 645
66W-370SD*+ 65 370,000 897 897 359 256 64-1/2 28-1/4 - 54-1/4 29 10-1/2 73-3/8 8 1-1/2 665 720
66W-399SD*+ 65 399,999 424 970 388 277 64-1/2 28-1/4 - 54-1/4 29 10-1/2 73-3/8 8 1-1/2 665 720
80W-425SD* 80 425,000 468 1030 412 294 75-1/2 28-1/4 - 64-1/4 29 10-1/2 82-3/4 10 1-1/2 750 800
80W-505SD* 80 505,000 527 1178 471 337 75-1/2 28-1/4 - 64-1/4 29 10-1/2 82-3/4 10 1-1/2 750 800
66W-625SD* 65 625,000 651 1515 606 433 69-3/8 28-1/4 - 54-1/8 28-7/8 10-1/2 68-7/8 8 1-1/2 720 775
80W-725SD* 80 725,000 759 1757 703 502 79-5/8 28-1/4 - 64-1/4 28-1/2 10-1/2 79-1/8 8 1-1/2 800 880
LOW PROFILE MODELS
100W-270SD*+ 100 270,000 332 655 262 187 65 30-1/4 67 56-1/2 23-1/2 4-1/2 75 6 1-1/2 725 765
100W-300SD*+ 100 300,000 361 727 291 208 65 30-1/4 67 56-1/2 23-1/2 4-1/2 75-5/8 7 1-1/2 725 765
80W-450SD* 80 450,000 492 1091 436 312 60 30-1/4 - 51-1/2 23-1/2 10-1/2 69-3/8 10 1-1/2 800 835
80W-500SD 80 505,000 545 1224 489 350 60 30-1/4 - 51-1/2 23-1/2 10-1/2 69-3/8 10 1-1/2 800 835
STORAGE
(GAL)
INPUT
(BTU/HR)
DEL GAL
@ 100° F
RISE
To order Natural Gas use an "NA" sux. To order LP use an "XA" sux.
*80% Thermal Ecient
+
Low NOx Burner Available
Model 66W-399 Not Available in LP
Model 75HN is not approved for 180 F. No spark ignition or damper or NSF construction.
These models meet or exceed the Thermal Eciency and Standby Loss Requirements of ASHRAE 90.1b current standard.
115V A.C. Required
T&P Valve, Brass Drain Valve, Dielectric Fittings, Magnesium Anode Rods: Factory Installed
Pressures (all): Working Pressure, 150 psi; Tested Pressure, 300 psi
Warning: Installation should be in accordance with all national and/or local codes. In the absence of local codes, refer to NFPA 54 or ANSI Z21.10.1.
110 South Dickinson Street , Madison, Wisconsin 53703
Toll Free 800.794.2491•Phone 608.257.2225●Fax 608.257.5304
Caution: The recommended maximum hot water termperature setting for normal residential use is 120°F. Bock recommends a tempering valve or anti-scald valve be installed and
used according to the manufacturer’s directions to prevent scalding.
RECOVERY GPH
@ DEGREE RISE
DIMENSIONS (INCHES) SHIPPING WEIGHT
C
D
A
HEIGHTB DIA.
TOP
WATER
CONN.
F&R
HOT
CONN.
E
F&R
COLD
CONN.
www.bockwaterheaters.com
This product is available from:
G
F
TOP
VENT
HEIGHT
H
VENT
DIA.
WATER
CONN.
STD
(LBS)
1ST HR.
DEL GAL.
@ 100° F
RISE
ASME
(LBS)40° F 100° F 140° F
RECOVERY GPH @
DEGREE RISE
40° F 100° F 140° F
GAS
CONN.
Propane Gas Inputs (LP)
75W-160SD-XA 155,000 BTUH 199 366 147 105
80W-199SD-XA 190,000 BTUH 240 461 184 132
80W-250SD-XA 235,000 BTUH 284 570 228 163
100W-250SD-XA 235,000 BTUH 297 570 228 163
80W-399SD-XA 375,000 BTUH 420 909 364 260
80W-450SD-XA 425,000 BTUH 468 1030 412 294
80W-505SD-XA 475,000 BTUH 517 1152 461 329
80019 Rev 6/08
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