10~12L balance type & forces exhaust type gas water heater:
JSG=balance type gas water heater,
JSQ=forces exhaust type gas water,
a= nominal heat input(kW) (fixed from 20, 22 to 24),
b=volume (fixed from 10, 11 to 12),
STc=Sd= the type of casing (c fixed from 27, 28 to 29, d fixed from 21, 25, 22, 21B, 23, 24, 25(A), 25(B), 26, 27, 28, 31, 32, 34 to 35)
Casing 1: ST27, S21, Casing 2: ST28, S25, Casing 3: ST29, S22, Casing 4: S21B, Casing 5: S23, Casing 6: S24, Casing 7: S25(A), Casing 8: S25(B), Casing 9: S26, Casing 10: S27, Casing 11: S28, Casing 12: S31, Casing 13: S32, Casing 14: S34,
Casing 15: S35.
Where a typical code is:
①JSG28-14ST28、JSG14ST-S25:
JSG=balance type gas water heater
28=nominal heat input(kW)
14=volume
ST28=the type of casing,
ST=structure platform
S25=the type of casing
14~17L balance type & forces exhaust type gas water heater:
JSG=balance type gas water heater,
JSQ=forces exhaust type gas water,
a= nominal heat input(kW) (fixed from 20, 22 to 24),
b=volume (fixed from 10, 11 to 12),
STc=Sd= the type of casing (c fixed from 27, 28 to 29, d fixed from 21, 25, 22, 21B, 23, 24, 25(A), 25(B), 27, 28, 31, 32, 34 to 35).
Same casings as above but without casing 9.
②JSG14ST-S25(B) 、JSQ28-14ST28
JSG=balance type gas water heater
JSQ=forces exhaust type gas water
14=volume
28=nominal heat input(kW)
ST=structure platform
S25(B)=the type of casing,
ST28=the type of casing
22~26L outdoor type gas water heater:
JSW=outdoor type gas water heater,
a= nominal heat input(kW) (fixed from 44 to 52),
b=volume (fixed from 22 to 26),
ST58=Wd= the type of casing (d fixed from 81, 82, 83 to 84),
Casing 1: ST58, W81,
Casing 2: W82,
Casing 3: W83,
Casing 4: W84.
③JSW44-22ST58、 JSW22HT-W81:
JSW=outdoor type gas water heater
44=nominal heat input(kW)
22=volume
ST58=the type of casing,
HT=structure platform
W81=the type of casing
JSG20-10ST27, JSG10ST-S21, JSQ20-10ST27, JSQ10ST-S21, JSG22-11ST27, JSG11ST-S21, JSQ22-11ST27, JSQ11ST-S21, JSG24-12ST27, JSG12ST-S21, JSQ24-12ST27, JSQ12ST-S21, JSG20-10ST28, JSG10ST-S25, JSQ20-10ST28, JSQ10ST-S25, JSG22-11ST28, JSG11ST-S25, JSQ22-11ST28, JSQ11ST-S25, JSG24-12ST28, JSG12ST-S25, JSQ24-12ST28, JSQ12ST-S25, JSG20-10ST29, JSG10ST-S22, JSQ20-10ST29, JSQ10ST-S22, JSG22-11ST29, JSG11ST-S22, JSQ22-11ST29, JSQ11ST-S22, JSG24-12ST29, JSG12ST-S22, JSQ24-12ST29, JSQ12ST-S22, JSG10ST-S21B, JSQ10ST-S21B, JSG11ST-S21B, JSQ11ST-S21B, JSG12ST-S21B, JSQ12ST-S21B, JSG10ST-S23, JSQ10ST-S23,
JSG11ST-S23, JSQ11ST-S23, JSG12ST-S23, JSQ12ST-S23, JSG10ST-S24, JSQ10ST-S24, JSG11ST-S24, JSQ11ST-S24,
JSG12ST-S24, JSQ12ST-S24, JSG10ST-S25(A), JSQ10ST-S25(A), JSG11ST-S25(A), JSQ11ST-S25(A), JSG12ST-S25(A), JSQ12ST-S25(A), JSG10ST-S25(B), JSQ10ST-S25(B), JSG11ST-S25(B), JSQ11ST-S25(B), JSG12ST-S25(B),
JSQ12ST-S25(B), JSG10ST-S26, JSQ10ST-S26, JSG12ST-S26, JSQ12ST-S26, JSG10ST-S27, JSQ10ST-S27,
JSG12ST-S27, JSQ12ST-S27, JSG10ST-S28, JSQ10ST-S28, JSG12ST-S28, JSQ12ST-S28, JSG10ST-S31,
JSQ10ST-S31, JSG12ST-S31, JSQ12ST-S31, JSG10ST-S32, JSQ10ST-S32, JSG12ST-S32, JSQ12ST-S32,
JSG10ST-S34, JSQ10ST-S34, JSG12ST-S34, JSQ12ST-S34, JSG10ST-S35, JSQ10ST-S35, JSG11ST-S35,
JSQ11ST-S35, JSG12ST-S35, JSQ12ST-S35.
JSG28-14ST27, JSG14ST-S21, JSQ28-14ST27, JSQ14ST-S21, JSG30-16ST27, JSG16ST-S21, JSQ30-16ST27, JSQ16ST-S21, JSG31-17ST27, JSG17ST-S21, JSQ31-17ST27, JSQ17ST-S21, JSG28-14ST28, JSG14ST-S25,
JSQ28-14ST28, JSQ14ST-S25, JSG30-16ST28, JSG16ST-S25, JSQ30-16ST28, JSQ16ST-S25, JSG31-17ST28, JSG17ST-S25, JSQ31-17ST28, JSQ17ST-S25, JSG28-14ST29, JSG14ST-S22, JSQ28-14ST29, JSQ14ST-S22,
JSG30-16ST29, JSG16ST-S22, JSQ30-16ST29, JSQ16ST-S22, JSG31-17ST29, JSG17ST-S22, JSQ31-17ST29, JSQ17ST-S22, JSG14ST-S21B, JSQ14ST-S21B, JSG16ST-S21B, JSQ16ST-S21B, JSG17ST-S21B, JSQ17ST-S21B,
JSG14ST-S23, JSQ14ST-S23, JSG16ST-S23, JSQ16ST-S23, JSG17ST-S23, JSQ17ST-S23, JSG14ST-S24,
JSQ14ST-S24, JSG16ST-S24, JSQ16ST-S24, JSG17ST-S24, JSQ17ST-S24, JSG14ST-S25(A), JSQ14ST-S25(A),
JSG16ST-S25(A), JSQ16ST-S25(A), JSG17ST-S25(A), JSQ17ST-S25(A), JSG14ST-S25(B), JSQ14ST-S25(B),
JSG16ST-S25(B), JSQ16ST-S25(B), JSG17ST-S25(B), JSQ17ST-S25(B), JSG14ST-S27, JSQ14ST-S27,
JSG16ST-S27, JSQ16ST-S27, JSG14ST-S28, JSQ14ST-S28, JSG16ST-S28, JSQ16ST-S28, JSG14ST-S31,
JSQ14ST-S31, JSG16ST-S31, JSQ16ST-S31, JSG14ST-S32, JSQ14ST-S32, JSG16ST-S32, JSQ16ST-S32,
JSG14ST-S34, JSQ14ST-S34, JSG16ST-S34, JSQ16ST-S34, JSG14ST-S35, JSQ14ST-S35,JSG16ST-S35,
JSQ16ST-S35.
JSW44-22ST58, JSW22HT-W81, JSW52-26ST58, JSW26HT-W81, JSW22HT-W82, JSW26HT-W82, JSW22HT-W83, JSW26HT-W83, JSW22HT-W84, JSW26HT-W84.