A.O. Smith 100 Series Service Handbook page 10

FRONT VIEW
FIGURE 3. DOUBLE HEAT EXCHANGER BOILER/WATER HEATER - 2000/2600/3400
10
AIR FILTER BOX
TOUCH SCREEN DISPLAY
ALL BRONZE CIRCULATION PUMP.
FACTORY INSTALLED AT INLET
XWH MODELS - STANDARD
SIDE VIEW
Servicing should only be performed by a Qualified Service Agent
SENSOR/COMMUNICATION BOX
WATER OUTLET
WATER CONNECTION
XB MODELS - OPTIONAL
WATER INLET
PRESSURE RELIEF
VALVE
BACK VIEW
HIGH VOLTAGE
CONNECTION BOX
MAIN POWER
VENT (EXHAUST)
CONDENSATE TRAP
VENT (EXHAUST) CONNECTION
7 INCH AL29-4C STAINLESS STEEL
WATER OUTLET
WATER INLET
SUPPLY
SWITCH