INFORMATION BULLETIN No. RTC-074b R1

p) Disconnect the hoses of the engine cooling system, including the liquid cooler (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 75-00, Fig. 75-1). q) Suspend the engine (10, Fig. 1) on the workshop crane (8). r) Remove the engine from the airplane: 1. Release the bolts (1). 2. Remove the bolts (1) for suspending the engine mount (11) on the firewall. 3. Take out the bolts (1) along with washers (2) and parts of upper and lower silent blocks, washers, and cups. s) Plug the holes on the engine arisen as a result of removal. t) Put the engine in a suitable stand. u) Remove the airbox (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-60, Fig 71-7). v) Remove the engine mount from the engine (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-20, para 2 A (1), Fig. 71-4). 2) ROTAX 912 S engine installation on the airplane CAUTION THE THREADS OF BOLTS AND NUTS TIGHTENED BY TORQUE WRENCH MUST NOT BE LUBRICATED! NOTE When installing the engine on the airplane, observe the procedures prescribed by the engine manufacturer. NOTE The tightening torque of the bolts in the joint of the engine and the engine mount hinges is 40Nm. a) Install the engine mount on the engine (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-20, para 2 A, Fig. 71-4). b) Install the airbox (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-60, Fig. 71-7). c) Suspend the engine with the engine mount on the workshop crane (Fig. 1). Letecká 1008, 686 04 Kunovice, Czech Republic QS-406/F-01J tel: +420 572 537 558 / +420 572 537 605 e-mail: service@evektor.com / evektor@evektor.com http://www.evektor.com Page : 6/9 d) Install the silent blocks: 1. Insert both parts of the silent block (4) into the eye of the upper attachment (detail A, Fig. 1) and install the insert (5). 2. Slide the washers (2) and (7) on the bolt (1) and insert it into the hole in the insert (5). 3. Slide the cup (3) and the washer (6) on the protruding shank of the bolt (1). 4. Insert both parts of the silent block (4) into the eye of the lower attachment (detail B, Fig. 1) and install the insert (5). 5. Slide the washer (2) and the cup (3) on the bolt (1) and insert it into the hole in the insert (5). 6. Slide the cup (3) and the washer (6) on the protruding shank of the bolt (1). e) Position the engine with the installed engine mount to the attachment points on the firewall. f) Install the engine on the airplane: 1. Install the new bolts (1) for suspending the engine mount (11) to the attachments on the firewall (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-20). 2. Tighten the bolts using a torque of 23 Nm. 3. Secure the bolts with lockwire (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 20-20). g) As needed, gradually remove the blind plugs placed in the holes of the engine cooling, oil and fuel installation. h) Install the throttle control (see AMM for SportStar RTC (Doc. No. ERTC021-10- AS), Section 76-10) and the choke control (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 76-10, para 2 C (1)) on the engine side. i) Install the liquid cooler (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 75-00, Fig. 75-1). j) Connect the hoses of the engine cooling system (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 75-00, Fig 75-1). k) Connect the fuel inlet hoses (see AMM for SportStar RTC (Doc. No. ERTC021- 10-AS), Section 28-20). The difference in connection and use of parts for the ROTAX 912 S engine installation is shown in the Illustrated Parts Catalogue in Chapter 28; installation number PN S6 00-76 01 and Installation Manual For Rotax Engine Series, Chapter 73-00-00). l) Connect the oil system hoses (see AMM for SportStar RTC (Doc. No. ERTC021- 10-AS), Section 79-20, Fig. 79-1). m) Install the exhaust system (see AMM for SportStar RTC (Doc. No. ERTC021- 10-AS), Section 78-20, para 2 A (2)). Letecká 1008, 686 04 Kunovice, Czech Republic QS-406/F-01J tel: +420 572 537 558 / +420 572 537 605 e-mail: service@evektor.com / evektor@evektor.com http://www.evektor.com Page : 7/9 n) Connect the wires of electrical installation of the engine.: - battery wires - wires from starter and starting relay - ignition wires - wires from the generator and auxiliary generator (see Installation Manual For Rotax Engine Type 912 Series, Chapter 24-00-00). CAUTION FOR EACH INSTALLATION OF A NEW OR EXISTING PROPELLER, USE NEW NUTS FOR THE BOLTS CONNECTING THE PROPELLER AND THE ENGINE FLANGE! INFORM THE MANUFACTURER IF YOU WANT THESE NUTS TO BE PART OF THE DELIVERY OF THE NECESSARY MATERIAL AND SPECIFY THE TYPE OF THE INSTALLED PROPELLER. o) Install the relevant propeller (see AMM for SportStar RTC (Doc. No. ERTC021- 10-AS), Section 61-10, para 2 (2)). p) As needed, but at the latest before the engine start, replenish the operation liquids of the engine (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 12-10). q) Mount the lower cowling of the engine (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-10, para 2 A (2)). r) Connect the hoses to the airbox (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-60, para 2 A (3)). s) Connect the flap control of the airbox (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-60, para 2 A (3)). t) Connect the battery (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 24-30, para 2 G (4)), switch the electrical network on. u) Do the engine test; check the tightness of the fuel system, oil system and the engine cooling system. v) Install the upper cowling of the engine (see AMM for SportStar RTC (Doc. No. ERTC021-10-AS), Section 71-10, para 2 A (1)). Letecká 1008, 686 04 Kunovice, Czech Republic QS-406/F-01J tel: +420 572 537 558 / +420 572 537 605 e-mail: service@evektor.com / evektor@evektor.com http://www.evektor.com Page : 8/9 Fig. 1 Engine – removal/installation (page 1 of 2) Letecká 1008, 686 04 Kunovice, Czech Republic QS-406/F-01J tel: +420 572 537 558 / +420 572 537 605 e-mail: service@evektor.com / evektor@evektor.com http://www.evektor.com Page : 9/9 Legend to Fig. 1 1 Bolt (4 pieces) 7 Washer (2 pieces) 2 Washer (2 + 2 pieces) 8 Crane 3 Cup (2 + 2 pieces) 9 Straps 4 Silent block (8 pieces) 10 Engine 5 Insert (4 pieces) 11 Engine mount 6 Washer (4 pieces) Fig. 1 Engine – removal/installation (page 2 of 2) 2. Influence on airplane documentation 2.1 Accompanying technical documentation Insert the Supplement No. 11 - Rotax 912 S Engine installed into SportStar RTC airplane into the Pilot’s Operating Handbook. 2.2 Operation technical documents After the bulletin implementation, the authorized person will carry out the record in the Airplane Logbook: „The ROTAX 912 S engine installation was performed in accordance with the Information Bulletin No. RTC-074b R1“and they will add the date and signature. 3. Influence on weight and balancing Weigh the airplane, calculate the centre of gravity, and enter the new values in Table 6.2. Weight and Balance Record in Pilot’s Operating Handbook, Chapter 6. Update the weight placard on the left side of the cockpit.