Table 1: Dimensions
Page 4
SECTION I: SPECIFICATIONS
BOCK WATER HEATERS, INC.
110 S. DICKINSON ST. MADISON, WI 53703
SCALE: 1:24
SIZE DWG. NO.
A
REV.
MATERIAL
FINISH
--
xxxx
DO NOT SCALE DRAWING
DIMENSIONS ARE IN INCHES
TOLERANCES:
FRACTIONAL
±
ANGULAR: MACH
± BEND ±
TWO PLACE DECIMAL
± x.xx
THREE PLACE DECIMAL
± x.xxx
NAME
DATE
DRAWN
CHECKED
ENG APPR.
MFG APPR.
Q.A.
SHEET 1 OF 1
WEIGHT:
COMMENTS:
THE INFORMATION CONTAINED IN THIS
DRAWING IS THE SOLE PROPERTY OF
BOCK WATER HEATERS, INC. ANY
REPRODUCTION IN PART OR AS A WHOLE
WITHOUT THE WRITTEN PERMISSION OF
BOCK WATER HEATERS, INC. IS
PROHIBITED.
PROPRIETARY AND CONFIDENTIAL
A
A
Figure 1 : All models
SKG Manual
Figure 1
2/21/11
xxxxx
MBS
0
F
D
E
A
B
C
H
I
Gas/Temp.
Control
T&P Relief
Valve
HOT
(Space heating supply)
COLD
(Space heating
return)
FROM SOLAR
TO SOLAR
Gas backup
temp. sensor & ECO
Solar sensor
immersion well
G
COLD
HOT
Anode
Figure 1: All Models
For LP models change suffix “N” to “LP”
Working Pressure: 150 PSI (1034 kPa)
Test Pressure: 300 PSI (2068 kPa)
For natural gas: Manifold pressure = 4” W.C. (1.00 kPa); Inlet pressure range 5-14” W.C. (1.25 - 3.49 kPa)
For propane gas: Manifold pressure = 10” W.C. (1.00 kPa); Inlet pressure range 11-14” W.C. (2.74 - 3.49 kPa)
T&P valve installed
All Bock products meet or exceed current ASHRAE standards.
These products are design certified by UL (Underwriters Laboratories) and meet ANSI Z21.10.3 / CSA 4.3 requirements for operation up to 180°F (82°C).
Approved for use as a direct vent automatic storage water heater.
WARNING: Installation shall be in accordance with all national and/or local codes. In the absense of local codes, refer to NFPA 54 and/or CSA B149.1.
CAUTION: The recommended maximum hot water temperature setting for normal residential use is 120°F (49°C). Bock recommends a
tempering valve or anti-scald valve be installed and used according to the manufacturer’s directions to prevent scalding.
Model
75-76SKGN
100-76SKGN
GAS-FIRED ONLY
SOLAR ONLY
2.76 (10.45)
14.14 (1.31)
0.6
32 (121)
98 (371)
2.76 (10.45)
14.14 (1.31)
0.6
32 (121)
121 (458)
Model
75-76SKGN
100-76SKGN
Coil Volume Coil Surface Area Coil Friction Loss Recovery*** 1st Hr. Delivery***
GAL (L)
FT
2
(m
2
)
@ 5 GPM
@ 77°F rise
@ 77°F rise
(feet w.c.)
GAL/HR (L/HR)
GAL (L)
***Input to coil: 140°F, 2 GPM
DIMENSIONS
INCHES (cm)
Storage GAL (L)
Rated Input
BTU/HR (kW)
Recovery @ 77
o
F rise
GAL/HR (L/HR)
A
B
C
D
E
F
G
H
I
Outlet Conn. Dia.
(NPT) Aux. Conn. Dia.
(NPT)
Gas Conn. Dia.
(NPT) Shipping Weight
LBS (kg)
Inlet Conn. Dia.
(NPT)
1st Hr. Delivery @
77
o
F rise GAL (L)
73 76000 96
136 76.88 67.25 26.00 60.00 28.19 16.00 11.00 43.50 18.50 1.00 1.00 1.00 0.50 469
(276) (22.3) (363) (515) (195) (171) (68) (152) (72) (41) (28) (110) (47)
(213)
98 76000 96
154 76.88 67.25 28.00 60.00 28.19 16.00 11.00 43.50 18.50 1.00 1.00 1.00 0.50 572
(371) (22.3) (363) (583) (195) (171) (71) (152) (72) (41) (28) (110) (47)
(259)
