Remove/install master brake cylinder · ar4210p0300mfa · Mercedes-Benz WIS

AR42.10-P-0300MFA

Remove/install master brake cylinder

16.01.2020

Model

118, 177, 247

Modification notes

15.01.2020

Document completely revised.

P42.10-3250-09

Shown on model 177.0 with engine 282 except code ME08 (Hybrid drive 75-84 KW VARIANT (INCLUDING PLUGIN))

1	Brake fluid reservoir	6	Master brake cylinder
2	Brake lines	7	Electrical connector
5	Nuts

P42.10-A045-09

Shown on model 177.0 with engine 282 with code ME08 (Hybrid drive 75-84 KW VARIANT (INCLUDING PLUGIN))

1	Brake fluid reservoir		4	Electric line		6	Master brake cylinder
2	Brake lines		5	Nuts		7	Electrical connector

 Danger	Risk of death when working on component parts and systems with U >= 30 V alternating voltage (AC) or U >= 60 V direct voltage (DC)	Do not touch damaged or defective live component parts and lines or non-insulated electrical connections and lines.Model 177, 247 with engine 282 with code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))	AS00.00-Z-0035-01A
 Danger	Risk of accident when commissioning the vehicle due to a lack of braking effect when the service brake is operated for the first time after repair work.	Before starting the engine, actuate brake pedal several times until pressure is built up and maintained in the brake system.	AS42.50-Z-0002-01A
 Warning	Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
 Caution	Risk of injury caused by scraping or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
 Caution	Risk of poisoning from swallowing brake fluid. Risk of injury from skin and eye contact with brake fluid	Only pour brake fluid into suitable and appropriately marked containers. Wear protective clothing and eye protection when handling brake fluid.	AS42.50-Z-0001-01A
Topical note	General information on vehicles with high-voltage on-board electrical system and/or lithium-ion battery and/or gaseous-fuel drive system as well as personal protective equipment	Model 177, 247 with engine 282 with code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))	AH00.00-Z-0300-01A
Topical note	Notes on repairs to brake system		AH42.00-P-0003-01A
Topical note	Brake fluid notes		AH42.50-P-0001-01A
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove
1	Reduce vacuum in brake booster by depressing brake pedal several times.
2	Remove battery carrier.		AR54.10-P-0028MFA
3.1	Remove holders for power electronics.	Model 177, 247 with engine 282 with code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))
			AR08.00-P-0005MFH
3.2	Remove heat shield for firewall until the master brake cylinder (6) is accessible.	Model 118 with engine 282 Model 118, 177, 247 with engine 139 Model 118, 177, 247 with engine 260 Model 118, 177, 247 with engine 608 Model 118, 177, 247 with engine 654 Model 177, 247 with engine 282 except code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))
		Model 118, 177, 247 with engine 260	AR49.10-P-0001MFC
		Model 118 with engine 282 Model 177, 247 with engine 282 except code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))	AR49.10-P-0001MFD
		Model 118, 177, 247 with engine 608	AR49.10-P-0001MFE
		Model 118, 177, 247 with engine 654	AR49.10-P-0001MFF
		Model 118, 177, 247 with engine 139	AR49.10-P-0001MFG
4	Extract brake fluid from brake fluid reservoir (1).
5	Release and disconnect electrical connector(7).
6	Unclip electric line (4) from master brake cylinder (6).	 Clip remover	*452589016300
7	Mark brake lines (2) relative to master brake cylinder (6).
8	Remove brake lines (2) from master brake cylinder (6).	 Collect brake fluid which runs out with an absorbent rag. The paint will be damaged otherwise.
		 Box wrench bit	*140589000300
		 Adapter coupling	*001589001600
9	Seal exposed connections using suitable plugs.	 Record plug	*129589009100
10	Unclip brake lines (2) from bracket and press lightly to one side.	 Do not kink or crush brake lines (2). Otherwise damage will occur.
11	Remove nuts (5).
12	Remove master brake cylinder (6) with brake fluid reservoir (1).
13	Detach brake fluid reservoir (1) from master brake cylinder (6).	When replacing the master brake cylinder (6).
			AR42.10-P-0308MFA
	Install
14	Attach brake fluid reservoir (1) to master brake cylinder (6).	When replacing the master brake cylinder (6).
			AR42.10-P-0308MFA
15	Position master brake cylinder (6) with brake fluid reservoir (1) on brake booster.
16	Install nuts (5).	 Nut, master brake cylinder to brake unit	*BA42.10-P-1001-05G
17	Remove stop plugs from connections.	 Record plug	*129589009100
18	Clip brake lines (2) into holder and position on master brake cylinder (6).	 Observe markings.
19	Attach brake lines (2) to master brake cylinder (6).
	Note on calculation of tightening torque when using insertion or socket tools with various effective lengths		AH00.00-P-0015-01CW
		 Retaining screw, brake line to master brake cylinder	*BA42.10-P-1002-04Q
		 Box wrench bit	*140589000300
		 Adapter coupling	*001589001600
20	Clip electric line (4) onto master brake cylinder (6).
21	Connect and lock electrical connector (7).
22.1	Attach heat shield for firewall.	Model 118 with engine 282 Model 118, 177, 247 with engine 139 Model 118, 177, 247 with engine 260 Model 118, 177, 247 with engine 608 Model 118, 177, 247 with engine 654 Model 177, 247 with engine 282 except code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))
		Model 118, 177, 247 with engine 260	AR49.10-P-0001MFC
		Model 118 with engine 282 Model 177, 247 with engine 282 except code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))	AR49.10-P-0001MFD
		Model 118, 177, 247 with engine 608	AR49.10-P-0001MFE
		Model 118, 177, 247 with engine 654	AR49.10-P-0001MFF
		Model 118, 177, 247 with engine 139	AR49.10-P-0001MFG
22.2	Install holders of power electronics.	Model 177, 247 with engine 282 with code ME08 (Hybrid drive 75-84 kW VARIANT (INCLUDING PLUGIN))
			AR08.00-P-0005MFH
23	Install battery carrier.		AR54.10-P-0028MFA
24	Bleed brake system.		AR42.10-P-0010MFA
	Check
25	Perform brake test on test stand.
			AP42.00-P-4290BA

 Master brake cylinder

Number	Designation		Model 118	Model 177
BA42.10-P-1001-05G	Nut, master brake cylinder to brake unit	Nm	23	23

 Master brake cylinder

Number	Designation		Model 247
BA42.10-P-1001-05G	Nut, master brake cylinder to brake unit	Nm	23

 Brake lines

Number	Designation		Model 118	Model 177
BA42.10-P-1002-04Q	Retaining screw, brake line to master brake cylinder	Nm	16	16

 Brake lines

Number	Designation		Model 247
BA42.10-P-1002-04Q	Retaining screw, brake line to master brake cylinder	Nm	16

001 589 00 16 00

Adapter coupling

129 589 00 91 00

Record plug

140 589 00 03 00

Box wrench bit

452 589 01 63 00

Clip remover

Powiązane dokumenty

ah0000p001501cw Wskazówka dotycząca obliczania momentu dokręcania przy stosowaniu narzędzi o różnej długości dźwigni
ah0000z001901a Wskazówki dotyczące elementów wpływających na bezpieczeństwo
ah0000z030001a Ogólne wskazówki dotyczące pojazdów z instalacją wysokiego napięcia i/lub akumulatorem litowo-jonowym i/lub gazowym systemem napędu oraz osobistego wyposażenia ochronnego
ah4200p000301a Wskazówki dotyczące napraw układu hamulcowego
ah4250p000101a Wskazówki dotyczące płynu hamulcowego
ap4200p4290ba Test hamulców
ar0800p0005mfh
ar4210p0010mfa
ar4210p0308mfa
ar4910p0001mfc
ar4910p0001mfd
ar4910p0001mfe
ar4910p0001mff
ar4910p0001mfg Demontaż i montaż osłony termicznej przy przegrodzie przedniej
ar5410p0028mfa
as0000z000201a Niebezpieczeństwo zranienia skóry i oczy na skutek kontaktu z gorącymi lub żarzącymi się przedmiotami
as0000z001701a Niebezpieczeństwo obrażeńo elementy pojazdu o ostrych krawędziach.
as0000z003501a Zagrożenie życia podczas prac przy elementach i systemach U >=30 V napięcie zmienne (AC) bądź U >=60 V napięcie zmienne
as4250z000101a Niebezpieczeństwo zatrucia na skutek połknięcia płynu hamulcowego. Niebezpieczeństwo zranienia wskutek kontaktu skóry i oczu z płynem hamulcowym
as4250z000201a Niebezpieczeństwo wypadku podczas uruchamiania pojazdu na skutek zaniku działania hamulców przy pierwszym naciśnięciu hamulca zasadniczego po przeprowadzeniu prac naprawczych.