Water heater unit installation instructions warning! Hazard warning: incorrect installation or repair of webasto heating systems may cause a fire or result in the emission of carbon monoxide, which can be fatal. Serious or fatal injuries can be caused as a result. Specialist company training, techni...
2 seat leon validity vehicle and engine types, equipment variants and national specifications not listed in these installation instructions have not been tested. However, installation according to these installation instructions may be possible. The installation location of a digital timer and summe...
3 3 seat leon heater unit/installation kit also required: also required with climatronic: heater unit recommended for the respective vehicle class: the selection of the heater unit is based on the passenger compartment size of the vehicle and the level of comfort required by the customer! Foreword t...
4 4 special features are highlighted using the following symbols: mechanical work electrical connection coolant connection fuel connection exhaust system combustion air the arrow in the vehicle icon indicates the position on the vehicle and the viewing angle. Seat leon specific risk of injury or fat...
5 seat leon heater unit installation location 1 heater unit installation location 1 1 preliminary work warning! - open fuel tank cap, ventilate tank. - close the tank cap again. - depressurize the cooling system. - copy the factory number from the original type label to the duplicate type label. - r...
6 seat leon fuse holder and relay k3 countersink holes 3 from behind for m5 countersunk head screws. 1 cover of fuse/relay carrier in engine compartment 2 cut away bar in shaded area 3 drill 5.0 mm dia. Hole [2x] holes for fuse holder and k3 relay 1 m5x12 countersunk head screw [2x] installing fuse ...
7 seat leon electrical connections wiring harness of heater unit route the wiring harness of the heater unit along the original vehicle wiring up to the right-hand headlight. Fuse holder 1 relay k3 2 fuse holder 3 route wiring harness of heater control, fan controller and metering pump in cable duct...
8 seat leon climatic fan controller 1 unlock 40 a fan fuse, remove 4 mm² black (sw) wire 2 fuse carrier 2 uncrimp- ing wire produce connections as shown in wiring diagram. 1 4 mm² black (sw) wire 2 amp/housing 3 red (rt) wire to k3/87a 4 black (sw) wire from k3/30 connect- ing wires 1 10 2 11 1 4 2 ...
9 seat leon climatic wiring diagram webasto components components of seat leon colors and symbols legend hg heater unit tt-c/e kb climatic control unit rt red x1 6-pin connector wg resistor group ws white f3 25 a fuse f1 fuse 40a sw black k3 fan relay gm fan motor br brown gn green x cutting point w...
10 seat leon climatronic fan controller position of free sockets dependent on vehicle equipment! 1 ipcu socket 2 red (rt) and black (sw) wire from ipcu 3 green/white (gn/ws) wire of ipcu/86 with connector ipcu socket brown (br) wire from ipcu/85 to original vehicle ground point. Produce connections ...
11 seat leon if necessary, disconnect fan unit in accordance with manufacturer's instructions. Produce connections as shown in wiring diagram. 1 wiring harness from ipcu 2 black/white (sw/ws) wire from ipcu/a 3 red (rt) wire from ipcu/e 4 black/white (sw/ws) wire from climatronic control unit 5 blac...
12 seat leon climatron- ic wiring diagram webasto components vehicle components colors and symbols legend hg heater unit tt-c/e kb climatronic control unit rt red x1 6-pin heater unit connector ge fan unit ws white k3 fan relay f1 fuse 40a sw black f3 fuse (25 a replaced with 3 a) br brown gn green ...
13 seat leon remote option (telestart) 1 m6x20 bolt, large diameter washer, flanged nut 2 telestart bracket, hole drilled out to 6.5 mm dia. 3 antenna connector installing receiver 1 antenna installing antenna temperature sensor only with htm 100 1 fasten temperature sensor with suitable means insta...
14 seat leon remote option (thermo call) 1 fasten receiver with suitable means installing receiver 1 antenna installing antenna 1 21 22 1.
15 seat leon preassembling heater unit ejot stud, tightening torque 10 nm. 1 adapter wiring harness connected 2 long ejot screw 3 short ejot screw 4 replace circulating pump cover with cover with straight inlet premount- ing heater unit 1 bracket 2 m6x30 spacer nut, m6x16 bolt, spring lockwasher pre...
16 seat leon shape exhaust pipe as shown in picture 26 and 27 1 red (rt) rubber profile [2x] 2 exhaust pipe 3 hose clamp [3x] 4 exhaust end section 5 m6x16 bolt, spring lockwasher 6 exhaust muffler preassem- ble ex- haust system 1 m6x20 bolt, flanged nut 2 p-clamp premount- ing ex- haust system comb...
17 seat leon preparing installation location existing screws and nut will be reused! 1 cross member removing washer reservoir and cross member insert rivet nut 2 only loosely, but do not rivet in. 1 holes drilled out to 9 mm dia., m6 rivet nut [2x] 2 m6 rivet nut centered in oblong hole installing r...
18 seat leon installing heater unit position replacement washer reservoir 2 as shown. Cut away cable duct 1 at marking. Installing washer reservoir loosely mount bolt 2 and nuts 3! 1 5 mm shim 2 m6x30 bolt, spring lockwasher 3 original vehicle nut [2x] installing heater unit loosely mount original v...
19 seat leon 1 drill out nut to 7 mm dia. [2x] preparing cross member 1 original vehicle bolts [2x] 2 m6x20 bolt, spring lockwasher [2x each] installing cross member bracket 1 will be reused. Removing bracket for a/c line 1 9 mm dia. Hole, m6 rivet nut installing rivet nut 37 1 1 38 1 1 2 2 39 1 40 ...
20 seat leon 1 6.5 mm dia. Hole drilling out bracket 1 50 mm edge protection 2 bracket laid on loosely installing bracket loosely mount bolt 2! 1 strut 2 m6x50 bolt, spring lockwasher, large diameter washer installing strut loosely mount ejot screw 2. 1 strut 2 ejot screw installing strut 41 1 42 2 ...
21 seat leon test mounting of bumper. Check position of all components and adjust if necessary. Check that they have free clearance. Aligning and fasten- ing compo- nent 1 adapter wiring harness to heater unit 2 wiring harness of heater unit connect- ing wiring harnesses 45 46 1 2.
22 seat leon combustion air connection 1 clip-type cable tie in original vehicle hole cutting combus- tion air pipe to length first close clip-type cable tie 2, then push in combustion-air intake muffler 1. Installing combus- tion-air in- take muffler 47 1 48 1 2 i.
23 seat leon fuel connection caution! Open the vehicle's fuel tank cap, ventilate the tank and then re-close the tank lock. Catch any fuel running off with an appropriate container. Install fuel line and metering-pump wiring harness so that they are protected against stone impact. Unless specified o...
24 seat leon route mecanyl line and wiring harness of metering pump along original vehicle lines 2 to fuel tank! 1 line duct installing lines 1 silentblock, large diameter washer, m6 flanged nut 2 remove sealing plug installing silent block 1 wiring harness of metering pump, connector mounted 2 rubb...
25 seat leon 10 mm dia. Clamp 1 centered between beads at end of standpipe. Preassem- bling standpipe and mold- ed hose cut 3 mm off blind plug. 1 tip cut off blind plug 2 fuel sender cutting off blind plug align curved standpipe toward rear right to prevent impairment of fuel gauge. 1 13.5 mm dia. ...
26 seat leon coolant connection warning! Tighten all hose clamps to 2.0 + 0.5 nm. Any coolant running off should be collected using an appropriate container! Install hoses so that they are kink-free. Unless specified otherwise, always fasten using cable ties. Position hose clamps and spring band cla...
27 seat leon a = 900 mm b = 950 mm discard sections x cutting coolant hoses to length push braided protection hoses onto hose a and b. Push on heat shrink plastic tubing and shrink. Y = 25 mm 1 50 mm heat shrink plastic tubing [4x] preparing coolant hoses pictures show 2.0fsi. Technical design of co...
28 seat leon 1 heat exchanger inlet 2 original vehicle spring clip connec- tion on heat ex- changer in- let route hose b through upper p-clamp. 1 rubber-coated pipe clamp, 29 mm dia. Hose routing ensure proper spacing between strut 3 and a/c line. Loosely mount bolt 4. Route hose b through upper p-c...
29 seat leon hose routing route hose a through lower p-clamp. 1 27x27 spacer, lockable hose routing route hose a through lower p-clamp. 1 rubber-coated pipe clamp, 29 mm dia. Hose routing before connecting, fill hoses with coolant. Check routing of hoses a, b along entire length and correct if neces...
Seat leon webasto ag postfach 80 - 82132 stockdorf, germany - hotline +49- (0)1805-932278 hotfax +49-(0)395-5592-353 - http://www.Webasto.De feel the drive final work warning! Reassemble the disassembled components in reverse order. Check all hoses, spring and caillau clamps, as well as all electric...
31 seat leon operating instructions for end customer please remove page and add to the vehicle operating instructions. Note: we recommend matching the heating time to the driving time. Heating time = driving time example: for a driving time of approx. 20 min. (in one direction), we recommend not exc...
