Vaillant ecoTEC plus 937 Instructions And Maintenance Instructions

45Installation and maintenance instructions ecoTEC plus 0020031552_03
7.8 Test mode
Always perform the following steps after performing
any maintenance work:
• Commission the appliance in accordance with the in-
structions in the relevant operating manual.
• Check the appliance for gas and water leaks.
• Check the entire air/flue gas system for leaks and se-
curely fixed.
• Check ignition and even flame appearance of the
burner.
• Check whether the heating system and the hot water
preparation is functioning.
• Complete the Benchmark gas boiler commissioning
checklist in the rear section of these instructions.
Fig. 7.13 Function check
Inspection and maintenance 7

Vaillant ecoTEC plus 937 Specifications

General

Model	ecoTEC plus 937
Category	Boiler
Type	Combination
Output	37 kW
Dimensions	720x440x338 mm
Mounting	Wall-mounted
ERP Efficiency Rating	A
Fuel Type	Natural Gas
Flow Rate	15.2 l/min
Hot Water Flow Rate	15.2 l/min at 35°C temperature rise
Gas Type	Natural Gas
Warranty	5 years
Efficiency	94%
DHW Output	4.0 - 37.0 kW