Connection to the vehicle fuel system Thermo Top Z/C; E / Thermo Top S Connection to the vehicle fuel system Fuel Supply Diesel Gasoline l + l  7m l + l  4,5m 1 2 1 2 l 1,2 m  l 0,5 m  1 1 l 5,8 m  l 4 m  2 2 Permissible fuel with max. perm. overpressure (bar) in fuel line feed height H (m) gasoline Diesel 0,00 0,15 0,30 1,00 0,07 0,21 perm. fuel with max. perm. vacuum (bar) suction height S (m) in fuel tank gasoline Diesel 0,00 – 0,04 – 0,35 0,50 – 0,00 – 0,31 1,00 – – 0,27 31.08.01 / tt060213 / WTI / ATT-T

Installation example VW Bora TT-E/TT-Z/C Thermo Top E / Thermo Top Z/C Installation example VW Bora TT-E/TT-Z/C 1 Heating unit Thermo Top Z/C or E 2 Flat fuse holder and fan relay 1 Seal, Formwasher 2 Stopnut 3 Hose 4 Wireclip 5 Clip 6 Clip 7 Clamptube, black 3 Digital timer 4 Exhaust silencer 5 Combustion air intake line 6 Metering pump 31.08.01 / tt060215 / WTI / ATT-T

Metering pump Thermo Top Z/C; E DP 2 DP 2 R 2 DP 2 DP 30 0-90° 0-90° 0-180° 0-180° 0-180° 0-180° 0-180° 0-180° horizontal only 31.08.01 / tt060212 / WTI / ATT-T

Thermo Top Integration into fuel system of injection engines In-series integration into return line Thermo Top 1 2 3 4 1 Injection system 2 Engine 3 Return line 4 Flow line 31.08.01 / tt060101 / WTI / ATT-T

Thermo Top Integration into engine-water circuit, integration in secondary circuit (non-return valve) Thermo Top 1 2 3 1 Engine 2 Non-return valve 3 Vehicle heat exchanger 31.08.01 / tt040200 / WTI / ATT-T

Integration into engine/water circuit In-series integration Thermo Top Integration into engine/water circuit In-series integration Thermo Top 1 2 1 Engine 2 Vehicle heat exchanger 31.08.01 / tt040100 / WTI / ATT-T

Thermo Top Integration into fuel system of injection engines In-series integration into return line Thermo Top 1 2 3 4 1 Injection system 2 Engine 3 Return line 4 Flow line 31.08.01 / tt060101 / WTI / ATT-T

Example of fan control, Audi A4 air conditioning system Thermo Top Example of fan control, Audi A4 air conditioning system 1 Vehicle fuse holder 2 Fan motor 3 Recirculating air valve 31.08.01 / tt050900 / WTI / ATT-T

Wiring harness, upgrade kit Thermo Top Z Wiring harness, upgrade kit 1 Digital timer 2 Connection f. supplementary heating device 3 'Equipment on' indicator 4 Circulating pump 5 Fan connection 6 Negative conductor 7 Relay base 8 Relay base 9 Fan relay 10 Negative conductor 11 Fuse block 12 Negative conductor 13 Mounting plate 14 Fuse cover 15 Voltage supply terminal 30 16 Werle relay 31.08.01 / tt050601 / WTI / ATT-T

Wiring harness, supplementary heating device Thermo Top Z Wiring harness, supplementary heating device A Heater Metering pump Diagnostic connector Thermostat B C D 31.08.01 / tt050501 / WTI / ATT-T